{"title":"Wall Return Vents","description":"","products":[{"product_id":"10in-x-10in-pleated-merv-8-allergen-filter-for-hvac-return-filter-grille-actual-dimensions-975in-x-975in","title":"10\" x 10\" Pleated MERV 8 Allergen Filter for HVAC Return Filter Grille","description":"\u003cul\u003e\n\u003cli\u003eA Unique Combination of Cotton \u0026amp; Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance - Equals Great Air \u0026amp; Easy Airflow For Your System\u003c\/li\u003e\n\u003cli\u003eThe \"W\" Shaped Pleats Give You More Filter Surface Thereby Capturing More Dust While Causing Less Air Restriction To Your HVAC Air System\u003c\/li\u003e\n\u003cli\u003eAll Our Filters Are Tested Per ASHRAE-52.2 Standards - MERV 8 - And An Average Arrestance Of 90-94%\n\u003c\/li\u003e\n\u003cli\u003eExtra Strong Frame - Our Frames Are The Strongest On The Market, No Competitor Comes Close To Us - We Use Extra Thick Board That Is Moisture Resistant, And The Full Outer Portion Is Double Layered.\u003c\/li\u003e\n\u003cli\u003eOur Metal Net And Paper Diagonal Support Bars Ensure The Filter Can Hold An Extra Heavy Load Of Dirt And Not Break In As Others Do. We Use Special Materials To Prevent Corrosion\u003c\/li\u003e\n\u003c\/ul\u003e\u003cb\u003e10\" x 10\" Pleated MERV 8 Allergen Filter for HVAC Return Filter Grille\u003c\/b\u003e\u003cbr\u003e\nActual Dimensions: 9.75\" X 9.75\"\u003cbr\u003e\u003cbr\u003e\n\nA Unique Combination of Cotton \u0026amp; Synthetic Fibers Gives You The Most Filtration And The Least Air Resistance - Equals Great Air \u0026amp; Easy Airflow For Your System\u003cbr\u003e\nThe \"W\" Shaped Pleats Give You More Filter Surface Thereby Capturing More Dust\u003cbr\u003e\nAll Our Filter Are Tested Per ASHRAE-52.2 Standards - MERV 8 - And An Average Arrestance Of 90-94%\u003cbr\u003e\nExtra Strong Frame - Our Frames Are The Strongest On The Market, No Competitor Comes Close To Us - We Use Extra Thick Board That Is Moisture Resistant, And The Full Outer Portion Is Double Layered.\u003cbr\u003e\nOur Metal Net And Paper Diagonal Support Bars Ensure The Filter Can Hold AN extra Heavy Load Of Dirt. We Use Special Materials To Prevent Corrosion\u003cbr\u003e\u003cbr\u003e\n\n\u003cb\u003eWhat Is A MERV Rating?\u003c\/b\u003e\u003cbr\u003e\nMinimum Efficiency Reporting Value (MERV) is a standard that rates the overall effectiveness of air filters. Higher value MERV rating equates to finer filtration, meaning fewer dust particles and other airborne contaminants can pass through the filter.\u003cbr\u003e\u003cbr\u003e\n\n\u003cb\u003eMERV 8 - The Perfect Balance.\u003c\/b\u003e\u003cbr\u003e\nMERV 8 is the most recommended level of filtration by industry professionals.\u003cbr\u003e\n\u003cb\u003eIf you still have the fiberglass low quality filter that is below MERV 4, you should change NOW! You are missing out on healthier breathing and life.\u003c\/b\u003e\u003cbr\u003e\u003cbr\u003e\n\n\u003cb\u003eWhy HVAC Premium?\u003c\/b\u003e\u003cbr\u003e\nOur MERV 8 pleated filter is 30 times more efficient at capturing micro particles than ordinary fiberglass filters.\u003cbr\u003e\nOur MERV 8 pleated filter attracts and captures airborne particles\/allergens from 3 to 10 microns such as pollen, fine dust, and pet dander.\u003cbr\u003e\nDesigned to last up to three months depending.\u003cbr\u003e\u003cbr\u003e\n\n\u003cb\u003e*** 100% Satisfaction Guarantee. ***\u003c\/b\u003e\u003cbr\u003e\nWhat does this mean? If for any reason you are not 100% satisfied with the filters-we will refund your money. Guaranteed.\u003cbr\u003e\u003cbr\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783433371714,"sku":"FLTR M8-1010","price":7.67,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-10-pleated-merv-8-allergen-filter-for-hvac-return-filter-grillefilters-m8-173643.jpg?v=1743794186"},{"product_id":"12w-x-8h-aluminum-adjustable-return-supply-hvac-air-grille-full-control-horizontal-airflow-direction-vent-duct-cover-wide-front-end-overlap-single-deflection-outer-dimensions-1385w-x-985h","title":"12\"w X 8\"h Aluminum Adjustable Return\/Supply HVAC Air Grille - Full Control Horizontal Airflow Direction","description":"\u003cdiv class=\"accordion-container\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 12\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13.85\" width X 9.85\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Rigid aluminum construction with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall and ceiling.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow for your HVAC system - adjustable one-way louver with full horizontal airflow directional control - single deflection supply grill with 96% airflow - noise free components - no vibrating louvers etc..\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Never rust, smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n\n    \u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cp\u003eIntroducing HVAC Premium's Aluminum Adjustable Return Grill – the key to enhanced air control and energy efficiency.\u003c\/p\u003e\n      \u003cp\u003eCrafted for durability and rust-resistance, our grill boasts an impressive 96% airflow capacity, ensuring optimal circulation throughout your space.\u003c\/p\u003e\n      \u003cp\u003eTraditional HVAC systems were designed for cold air, positioning supply and return grills accordingly. Our innovative adjustable design changes the game. During summer, angle the louvers up for efficient cooling; during winter, angle them down for effective warmth distribution. This simple adjustment reduces HVAC strain, improves airflow, and slashes energy costs.\u003c\/p\u003e\n      \u003cp\u003eElevate comfort while saving on bills with HVAC Premium's Aluminum Adjustable Return Grill. Discover this game-changer at HVACPremium.com, North America's hub for top-quality HVAC solutions.\u003c\/p\u003e\n    \u003c\/dd\u003e\n\n    \u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n      \u003cp\u003eHow to Measure Your Vent Hole Before Ordering a Grille. \u003ca href=\"https:\/\/www.youtube.com\/watch?v=edNJc20N46s\"\u003e\u003cstrong style=\"color: blue;\"\u003eWatch the video.\u003c\/strong\u003e\u003c\/a\u003e\u003c\/p\u003e\n    \u003c\/dd\u003e\n\n    \u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003c!-- Styles --\u003e\n\u003cstyle\u003e\n  .accordion-container {\n    border: 1px solid #5296DD !important;\n    border-radius: 8px !important;\n    padding: 20px !important;\n    box-shadow: 0 0 6px rgba(82, 150, 221, 0.1) !important;\n  }\n\n  .plus {\n    display: inline-block !important;\n    width: 22px !important;\n    height: 22px !important;\n    background-color: #5296DD !important;\n    color: #fff !important;\n    font-size: 16px !important;\n    font-weight: bold !important;\n    text-align: center !important;\n    line-height: 22px !important;\n    margin-right: 12px !important;\n    border-radius: 50% !important;\n  }\n\n  .accordion-title {\n    font-size: 17px !important;\n    font-weight: 500 !important;\n    color: #222 !important;\n  }\n\n  .accordion dt {\n    margin-bottom: 10px !important;\n  }\n\n  .accordion dd {\n    margin: 0 0 20px 30px !important;\n  }\n\n  .accordion dd ul li {\n    margin-bottom: 6px;\n    line-height: 1.4em;\n  }\n\u003c\/style\u003e\n\n\u003c!-- Script --\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e\n","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783472431170,"sku":"RGADJ-128-HP","price":39.73,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/12w-x-8h-aluminum-adjustable-returnsupply-hvac-air-grille-full-control-horizontal-airflow-directionadjustable-return-437066.jpg?v=1743794175"},{"product_id":"6in-x-6in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-85w-x-85h","title":"6\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.75\" X 7.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783474167874,"sku":"CRG66","price":21.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-6-cube-core-eggcrate-return-air-grillereturn-807839.jpg?v=1743794169"},{"product_id":"8in-x-8in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-975h","title":"8\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 9.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783474266178,"sku":"CRG88","price":25.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/8-x-8-cube-core-eggcrate-return-air-grillereturn-972937.jpg?v=1743794169"},{"product_id":"6in-x-12in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-85w-x-145h","title":"6\" x 12\" or 12\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 12\" or 12\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 8.5\" X 14.5\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783474364482,"sku":"CRG612","price":28.81,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-12-or-12-x-6-cube-core-eggcrate-return-air-grillereturn-431799.jpg?v=1743794170"},{"product_id":"6in-x-14in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-85w-x-165h","title":"6\" x 14\" or 14\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 14\" or 14\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.75\" X 15.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783474495554,"sku":"CRG614","price":30.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-14-or-14-x-6-cube-core-eggcrate-return-air-grillereturn-498326.jpg?v=1743794167"},{"product_id":"6in-x-16in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-85w-x-185h","title":"6\" x 16\" or 16\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 16\" or 16\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 8.5\" X 18.5\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783476068418,"sku":"CRG616","price":36.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-16-or-16-x-6-cube-core-eggcrate-return-air-grillereturn-664489.jpg?v=1743794169"},{"product_id":"6in-x-24in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-85w-x-265h","title":"6\" x 24\" or 24\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 24\" or 24\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 8.5\" X 26.5\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477215298,"sku":"CRG624","price":47.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-24-or-24-x-6-cube-core-eggcrate-return-air-grillereturn-478020.jpg?v=1743794068"},{"product_id":"6in-x-30in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-775w-x-3775h","title":"6\" x 30\" or 30\" x 6\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 6\" x 30\" or 30\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.75\" X 31.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477379138,"sku":"CRG630","price":60.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/71saepznD6L.jpg?v=1789145677"},{"product_id":"8in-x-12in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-1375h","title":"8\" x 12\" or 12\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 12\" or 12\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 13.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477411906,"sku":"CRG812","price":35.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/8-x-12-or-12-x-8-cube-core-eggcrate-return-air-grillereturn-533781.jpg?v=1743794068"},{"product_id":"8in-x-14in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-1575h","title":"8\" x 14\" or 14\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 14\" or 14\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 15.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477510210,"sku":"CRG814","price":41.29,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/8-x-14-or-14-x-8-cube-core-eggcrate-return-air-grillereturn-460707.jpg?v=1743794068"},{"product_id":"8in-x-16in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-1775h","title":"8\" x 16\" or 16\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 16\" or 16\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 17.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477608514,"sku":"CRG816","price":32.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/8-x-16-or-16-x-8-cube-core-eggcrate-return-air-grillereturn-414176.jpg?v=1743794169"},{"product_id":"8in-x-20in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-2175h","title":"8\" x 20\" or 20\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 20\" or 20\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 21.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477641282,"sku":"CRG820","price":55.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/71QYC9NegyL_3a65f7f7-8019-420d-b6d2-0fcc9726d4a7.jpg?v=1789145690"},{"product_id":"8in-x-24in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-2575h","title":"8\" x 24\" or 24\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 24\" or 24\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 25.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477706818,"sku":"CRG824","price":63.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/71QYC9NegyL_e0a66230-db43-4030-946d-40e6804e41d5.jpg?v=1789145695"},{"product_id":"8in-x-30in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-975w-x-3175h","title":"8\" x 30\" or 30\" x 8\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 8\" x 30\" or 30\" x 8\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.75\" X 31.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477837890,"sku":"CRG830","price":65.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/71QYC9NegyL_cfc44cba-e39d-48cd-81f8-7be32401c7b8.jpg?v=1789145704"},{"product_id":"10in-x-10in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-1175h","title":"10\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 11.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783477903426,"sku":"CRG1010","price":33.42,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-10-cube-core-eggcrate-return-air-grillereturn-915842.jpg?v=1785260018"},{"product_id":"10in-x-14in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-1575h","title":"10\" x 14\" or 14\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 14\" or 14\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 15.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783478100034,"sku":"CRG1014","price":38.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-14-or-14-x-10-cube-core-eggcrate-return-air-grillereturn-635155.jpg?v=1743794066"},{"product_id":"10in-x-16in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-1775h","title":"10\" x 16\" or 16\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 16\" or 16\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 17.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783478362178,"sku":"CRG1016","price":49.14,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-16-or-16-x-10-cube-core-eggcrate-return-air-grillereturn-906424.jpg?v=1743794066"},{"product_id":"10in-x-20in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-2175h","title":"10\" x 20\" or 20\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 20\" or 20\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 21.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783478427714,"sku":"CRG1020","price":55.77,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-20-or-20-x-10-cube-core-eggcrate-return-air-grillereturn-550855.jpg?v=1743794065"},{"product_id":"10in-x-24in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-2575h","title":"10\" x 24\" or 24\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 24\" or 24\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 25.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783478493250,"sku":"CRG1024","price":65.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/10-x-24-or-24-x-10-cube-core-eggcrate-return-air-grillereturn-110938.jpg?v=1743794066"},{"product_id":"10in-x-30in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1175w-x-3175h","title":"10\" x 30\" or 30\" x 10\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 10\" x 30\" or 30\" x 10\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.75\" X 31.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783479738434,"sku":"CRG1030","price":77.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/71QYC9NegyL.jpg?v=1789145646"},{"product_id":"12in-x-12in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1375w-x-1375h","title":"12\" x 12\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 12\" x 12\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13.75\" X 13.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783480655938,"sku":"CRG1212","price":40.49,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/1010_1.jpg?v=1776950615"},{"product_id":"12in-x-24in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1375w-x-2575h","title":"12\" x 24\" or 24\" x 12\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 12\" x 24\" or 24\" x 12\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13.75\" X 25.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783481540674,"sku":"CRG1224-1","price":78.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/12-x-22-or-22-x-12-cube-core-eggcrate-return-air-grillereturn-115280.jpg?v=1743792555"},{"product_id":"12in-x-30in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1375w-x-3175h","title":"12\" x 30\" or 30\" x 12\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 12\" x 30\" or 30\" x 12\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13.75\" X 31.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482196034,"sku":"CRG1230","price":81.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/12-x-30-or-30-x-12-cube-core-eggcrate-return-air-grillereturn-145643.jpg?v=1743794064"},{"product_id":"14in-x-14in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1575w-x-1575h","title":"14\" x 14\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 14\" x 14\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.75\" X 15.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482261570,"sku":"CRG1414","price":53.16,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/14-x-14-cube-core-eggcrate-return-air-grillereturn-191716.jpg?v=1785260321"},{"product_id":"14in-x-20in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1575w-x-2175h","title":"14\" x 20\" or 20\" x 14\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 14\" x 20\" or 20\" x 14\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.75\" X 21.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482359874,"sku":"CRG1420-1","price":70.3,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/14-x-20-or-20-x-14-cube-core-eggcrate-return-air-grillereturn-963528.jpg?v=1743794065"},{"product_id":"14in-x-30in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-1575w-x-3175h","title":"14\" x 30\" or 30\" x 14\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 14\" x 30\" or 30\" x 14\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.75\" X 31.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482458178,"sku":"CRG1430","price":104.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/14-x-30-or-30-x-14-cube-core-eggcrate-return-air-grillereturn-695448.jpg?v=1743794065"},{"product_id":"16in-x-16in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-1775w-x-1775h","title":"16\" x 16\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 16\" x 16\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17.75\" X 17.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482523714,"sku":"CRG1616-HP","price":73.66,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/16-x-16-cube-core-eggcrate-return-air-grillereturn-319862.jpg?v=1743794064"},{"product_id":"16in-x-20in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-1775w-x-2175h","title":"16\" x 20\" or 20\" x 16\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 16\" x 20\" or 20\" x 16\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17.75\" X 21.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482622018,"sku":"CRG1620","price":78.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/16-x-20-or-20-x-16-cube-core-eggcrate-return-air-grillereturn-421848.jpg?v=1743794065"},{"product_id":"18in-x-18in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-1975w-x-1975h","title":"18\" x 18\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 18\"w X 18\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 19.75\" width X 19.75\" height.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality rust-free, strong aluminum construction with smooth finished edges for easy and safe use; Filter Grille features a user-friendly plastic latch that requires no screwdriver for opening.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783482753090,"sku":"CRG1818","price":76.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/18-x-18-cube-core-eggcrate-return-air-grillereturn-723734.jpg?v=1743794065"},{"product_id":"20in-x-20in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-2175w-x-2175h","title":"20\" x 20\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 20\" x 20\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21.75\" X 21.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485341762,"sku":"CRG2020","price":97.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/20-x-20-cube-core-eggcrate-return-air-grillereturn-690010.jpg?v=1770929520"},{"product_id":"24in-x-24in-cube-core-eggcrate-return-air-grille-aluminum-rust-prrof-hvac-vent-duct-cover-white-outer-dimensions-2575w-x-2575h","title":"24\" x 24\" Cube Core Eggcrate Return Air Grille","description":"\u003cdiv style=\"border: 1px solid #ccc; padding: 10px;\"\u003e\n\u003cdl class=\"accordion\"\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e – 24\" x 24\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25.75\" X 25.75\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality, rust-free aluminum construction with smooth finished edges and counter-sunk screw holes (screws included); no sharp edges..\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – sidewall and ceiling.\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Cubic core eggcrate design Offers highest airflow efficiency at almost 95%, reducing electric bills and extending HVAC machine lifespan; provides a modern look and quiet operation due to its half-inch by half-inch cube design.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eEnhance your ventilation system with our high-quality grilles and registers. Designed for optimal air flow and lasting durability, our carefully crafted products offer superior performance. With precise measurements and easy installation, they seamlessly integrate into your space, ensuring a perfect fit. Experience the difference in quality with our sleek design and hassle-free functionality. Elevate your air system today and enjoy improved aesthetics and efficient airflow for a comfortable living environment.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy Hvac Premium\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n\u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c\/div\u003e\n\u003cstyle\u003e\u003c!--\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #000;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n\n  .accordion-title {\n    font-size: 18px;\n  }\n--\u003e\u003c\/style\u003e\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n\n    if (dd.style.display === 'none') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485440066,"sku":"CRG2424","price":104.7,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/24-x-24-cube-core-eggcrate-return-air-grillereturn-634441.jpg?v=1743794062"},{"product_id":"10in-x-10in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-1175w-x-1175h","title":"10\"W X 10\"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 11.875\"W X 11.875\"H]","description":"\u003csection id=\"hvac-product-accordion\"\u003e\n\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton type=\"button\" class=\"accordion-header\"\u003e\n      \u003cspan class=\"icon\"\u003e+\u003c\/span\u003e\n      \u003ch2\u003eProduct Details\u003c\/h2\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 10\"w X 10\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 11.875\" width X 11.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton type=\"button\" class=\"accordion-header\"\u003e\n      \u003cspan class=\"icon\"\u003e+\u003c\/span\u003e\n      \u003ch3\u003eProduct Spec Sheet\u003c\/h3\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content\"\u003e\n      \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\" rel=\"noopener\"\u003e\n        Aluminum Return Grille Spec Sheet\n      \u003c\/a\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton type=\"button\" class=\"accordion-header\"\u003e\n      \u003cspan class=\"icon\"\u003e+\u003c\/span\u003e\n      \u003ch3\u003eProduct Description\u003c\/h3\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton type=\"button\" class=\"accordion-header\"\u003e\n      \u003cspan class=\"icon\"\u003e+\u003c\/span\u003e\n      \u003ch3\u003eHow To Measure A Grille\u003c\/h3\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"accordion-item\"\u003e\n    \u003cbutton type=\"button\" class=\"accordion-header\"\u003e\n      \u003cspan class=\"icon\"\u003e+\u003c\/span\u003e\n      \u003ch3\u003eWhy HVAC Premium\u003c\/h3\u003e\n    \u003c\/button\u003e\n    \u003cdiv class=\"accordion-content description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n\u003c\/section\u003e\n\u003cstyle\u003e\n#hvac-product-accordion {\n  border: 2px solid #5296DD;\n  padding: 18px; \/* more inner breathing room *\/\n  border-radius: 6px;\n  box-shadow: 0 4px 8px rgba(0,0,0,0.1);\n}\n\n\/* MORE SPACE BETWEEN ACCORDIONS *\/\n#hvac-product-accordion .accordion-item {\n  margin-bottom: 16px; \/* was 8px *\/\n}\n\n\/* HEADER SPACING *\/\n#hvac-product-accordion .accordion-header {\n  display: flex;\n  align-items: center;\n  gap: 12px;\n  background: #f8f9fb;\n  padding: 14px 14px; \/* increased padding *\/\n  border-radius: 6px;\n  border: none;\n  width: 100%;\n  text-align: left;\n  cursor: pointer;\n}\n\n\/* TITLE TEXT *\/\n#hvac-product-accordion .accordion-header h2,\n#hvac-product-accordion .accordion-header h3 {\n  margin: 0;\n  font-size: 18px;\n}\n\n\/* ICON *\/\n#hvac-product-accordion .icon {\n  width: 22px;\n  height: 22px;\n  background: #5296DD;\n  color: #fff;\n  border-radius: 50%;\n  display: inline-flex;\n  align-items: center;\n  justify-content: center;\n  font-weight: bold;\n  flex-shrink: 0;\n}\n\n\/* CONTENT SPACING *\/\n#hvac-product-accordion .accordion-content {\n  display: none;\n  padding: 14px 14px 6px 46px; \/* more vertical + left spacing *\/\n}\n\n\/* OPEN STATE *\/\n#hvac-product-accordion .accordion-item.open .accordion-content {\n  display: block;\n}\n\n\/* TEXT STYLING *\/\n#hvac-product-accordion .description-text {\n  font-family: Roboto, Arial, sans-serif;\n  line-height: 1.7; \/* slightly looser *\/\n  color: #333;\n}\n\n\/* LIST SPACING *\/\n#hvac-product-accordion li {\n  margin-bottom: 16px; \/* more readable bullets *\/\n}\n\n\/* LINK STYLING (PDF) *\/\n#hvac-product-accordion a {\n  color: #1a73e8;\n  text-decoration: underline;\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function () {\n  const container = document.getElementById('hvac-product-accordion');\n  if (!container) return;\n\n  container.querySelectorAll('.accordion-header').forEach(header =\u003e {\n    header.addEventListener('click', function () {\n      const item = this.closest('.accordion-item');\n      const content = item.querySelector('.accordion-content');\n      const icon = item.querySelector('.icon');\n\n      const isOpen = item.classList.toggle('open');\n      content.style.display = isOpen ? 'block' : 'none';\n      icon.textContent = isOpen ? '−' : '+';\n    });\n  });\n})();\n\u003c\/script\u003e\n","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485472834,"sku":"RG1010AL FBA","price":42.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/51g3ef9o75L.jpg?v=1789146421"},{"product_id":"12in-x-12in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-1375w-x-1375h","title":"12\"W X 12\"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 13.875\"W X 13.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 12\"w X 12\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 13.875\" width X 13.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485702210,"sku":"RG1212AL FBA","price":50.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/12w-x-12h-duct-opening-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-13875w-x-13875hreturn-aluminum-bar-757099.jpg?v=1743794062"},{"product_id":"14in-x-14in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-1575w-x-1575h","title":"14\"W X 14\"H [Duct Opening] ALUMINUM RETURN GRILLE - EASY AIR FLOW - LINEAR BAR GRILLES [OUTER DIMENSIONS: 15.875\"W X 15.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 14\"w X 14\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.875\" width X 15.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485767746,"sku":"RG1414AL FBA","price":76.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/14w-x-14h-duct-opening-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-15875w-x-15875hreturn-aluminum-bar-297170.jpg?v=1743794060"},{"product_id":"20in-x-20in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-2175w-x-2175h","title":"20\"W X 20\"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 21.875\"W X 21.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 20\"w X 20\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 21.875\" width X 21.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485866050,"sku":"RG2020AL FBA-HP","price":109.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/20w-x-20h-duct-opening-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-21875w-x-21875hreturn-aluminum-bar-518752.jpg?v=1743794059"},{"product_id":"24in-x-24in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-2575w-x-2575h","title":"24\"W X 24\"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 25.875\"W X 25.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 24\"w X 24\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25.875\" width X 25.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485964354,"sku":"RG2424AL FBA-1","price":136.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/24w-x-24h-duct-opening-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-25875w-x-25875hreturn-aluminum-bar-955370.jpg?v=1743794059"},{"product_id":"6in-x-6in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-775w-x-775h","title":"6\"W X 6\"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 7.875\"W X 7.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 6\"w X 6\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.875\" width X 7.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783485997122,"sku":"RG66AL FBA","price":23.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/51g3ef9o75L_689396da-e9ec-4a01-a40a-178d73d67be6.jpg?v=1789146668"},{"product_id":"8in-x-8in-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-975w-x-975h","title":"8\"W X 8\"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 9.875\"W X 9.875\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 8\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 9.875\" width X 9.875\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High-quality aluminum with counter-sunk screw holes (screws included) and no sharp edges.\n\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Unrestricted airflow For Your HVAC system - noise free components - no vibrating louvers etc.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eQuality Packaging\u003c\/b\u003e – Carefully shrink wrapped with cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1YqeXnuJvWzRoJVo9bR-uDyv8UBVLgLVZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eUpgrade your HVAC system with a high-quality aluminum return grille designed for a clean, modern look and superior functionality. The grille features counter-sunk screw holes that prevent paint from peeling during installation, ensuring a sleek finish. Its smooth, powder-coated surface is scratch-resistant, offering a shiny, polished appearance that adds elegance to any room.\u003c\/p\u003e\n      \u003cp\u003eThis grille is ideal for both sidewall and ceiling installations, allowing unrestricted airflow for optimal HVAC performance. The design eliminates noise and prevents louvers from vibrating, creating a quiet and efficient environment. Each grille is securely shrink-wrapped with a cardboard backing to prevent damage during shipment, ensuring it arrives in perfect condition.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.875\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486029890,"sku":"RG88AL FBA-HP","price":36.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/41vMj7nhd5L.jpg?v=1789146705"},{"product_id":"14w-x-10h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-1575w-x-1175h","title":"14\"W X 10\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 15.75\"W X 11.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 14\"w X 10\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.75\" width X 11.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486128194,"sku":"RG1410 FBA","price":23.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/41OUkg2bmGL.jpg?v=1789146439"},{"product_id":"14w-x-10h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-black-outer-dimensions-1575w-x-1175h","title":"14\"W X 10\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 15.75\"W X 11.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 14\"w X 10\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 15.75\" width X 11.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486193730,"sku":"RG1410 Black","price":42.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/14w-x-10h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-1575w-x-1175hreturn-flat-stamped-steel-140036.jpg?v=1743794058"},{"product_id":"16w-x-8h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-1775w-x-975h","title":"16\"W X 8\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 17.75\"W X 9.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 16\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17.75\" width X 9.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486259266,"sku":"RG168 FBA","price":27.78,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/16w-x-8h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-1775w-x-975hreturn-flat-stamped-steel-859696.jpg?v=1743794058"},{"product_id":"16w-x-8h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-black-outer-dimensions-1775w-x-975h","title":"16\"W X 8\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 17.75\"W X 9.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 16\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 17.75\" width X 9.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486324802,"sku":"RG168 Black","price":21.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/16w-x-8h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-1775w-x-975hreturn-flat-stamped-steel-303972.jpg?v=1743794058"},{"product_id":"24w-x-12h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-2575w-x-1375h","title":"24\"W X 12\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 25.75\"W X 13.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 24\"w X 12\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25.75\" width X 13.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486390338,"sku":"RG2412-FBA","price":45.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/24w-x-12h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-2575w-x-1375hreturn-flat-stamped-steel-740910.jpg?v=1743794058"},{"product_id":"24w-x-12h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-black-outer-dimensions-2575w-x-1375h","title":"24\"W X 12\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 25.75\"W X 13.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 24\"w X 12\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25.75\" width X 13.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486488642,"sku":"RG2412 Black","price":53.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/24w-x-12h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-2575w-x-1375hreturn-flat-stamped-steel-822898.jpg?v=1743794058"},{"product_id":"30w-x-8h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-3175w-x-975h","title":"30\"W X 8\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75\"W X 9.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 30\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31.75\" width X 9.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486554178,"sku":"RG308 FBA","price":37.53,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/61jwwswpYOL.jpg?v=1789410515"},{"product_id":"30w-x-8h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-black-outer-dimensions-3175w-x-975h","title":"30\"W X 8\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75\"W X 9.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 30\"w X 8\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31.75\" width X 9.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783486652482,"sku":"RG308 Black","price":39.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/81lwyk_k-wL.jpg?v=1789146548"},{"product_id":"30w-x-10h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-3175w-x-1175h","title":"30\"W X 10\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75\"W X 11.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 30\"w X 10\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31.75\" width X 11.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783488192578,"sku":"RG3010 FBA","price":46.88,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/61PaJ-8x2uL.jpg?v=1789146535"},{"product_id":"30w-x-10h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-black-outer-dimensions-3175w-x-1175h","title":"30\"W X 10\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 31.75\"W X 11.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 30\"w X 10\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 31.75\" width X 11.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n          \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e\n            \u003cstrong style=\"color: #5296DD;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e\n          \u003c\/a\u003e\n        \u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783488258114,"sku":"RG3010 Black","price":45.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/81tYmnfA32L.jpg?v=1789146530"},{"product_id":"24w-x-24h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-2575w-x-2575h","title":"24\"W X 24\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 25.75\"W X 25.75\"H]","description":"\u003cdiv style=\"border: 2px solid #5296DD; padding: 10px; box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1); border-radius: 5px;\"\u003e\n  \u003cdl class=\"accordion\"\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Details\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cb\u003eSize\u003c\/b\u003e - 24\"w X 24\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 25.75\" width X 25.75\" height.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy unrestricted airflow for your HVAC system - 50° angled to provide maximum airflow.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – Solid stamped steel with counter-sunk screw holes (screws included) and no sharp edges.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, beautiful. Looks like it was just waxed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cb\u003eCarefully Shrink Wrapped\u003c\/b\u003e – With cardboard backing to prevent damage in shipment.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Description\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eMaximize the efficiency of your ventilation system with our top-of-the-line HVAC grilles and registers, designed for both sidewall and ceiling installations. Crafted from solid stamped steel, these grilles ensure easy, unrestricted airflow with a precise 50° angled design, providing superior air distribution throughout your space.\u003c\/p\u003e\n      \u003cp\u003eOur grilles feature a durable powder-coat finish, offering a smooth, shiny, and scratch-resistant surface that enhances the aesthetics of any room. Installation is hassle-free, thanks to counter-sunk screw holes and included screws, with no sharp edges to worry about. Each grille is carefully packaged with cardboard backing to prevent damage during shipment.\u003c\/p\u003e\n      \u003cp\u003eChoose our premium HVAC grilles and registers for long-lasting durability, efficient airflow, and a polished, professional look. Elevate the performance and appearance of your ventilation system today.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eHow To Measure A Grille\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003e Measure the size of the air duct\/drywall opening. Do not measure the overall size of the register itself, only measure the \"hole\" in the wall\/duct. Every grille has a front end frame that will overlap at the wall joint. The total outer size of this grille is the listed size plus 1.75\".\u003c\/p\u003e\n      \u003cp\u003e\u003cstrong\u003eWidth vs Height:\u003c\/strong\u003e\u003cbr\u003e The first number in a grille size represents the width, and the second number represents the height. For example, if your hole is 20\" wide by 14\" tall, order a 20x14 grille. If your hole is 14\" wide by 20\" tall, order a 14x20 grille.\u003c\/p\u003e\n    \u003c\/dd\u003e\n    \u003cdt\u003e\n      \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n        \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eWhy HVAC Premium\u003c\/span\u003e\n      \u003c\/a\u003e\n    \u003c\/dt\u003e\n    \u003cdd style=\"display: none;\" class=\"description-text\"\u003e\n      \u003cp\u003eHVAC Premium has been providing superior quality service for many years. We pride ourselves on offering top-of-the-line products that meet the highest standards. With our extensive selection of Grilles, Registers, and Diffusers, we have assisted countless contractors, DIY projects, and home improvement remodeling specialists in completing their masterpieces. If you are looking to enhance your project with a top-of-the-line unit, look no further than HVAC Premium.\u003c\/p\u003e\n      \u003cp\u003eWe carry sizes the big box stores don't, ensuring that you find the perfect fit for your ventilation needs. We are proud to have served over 5,000,000 satisfied customers!\u003c\/p\u003e\n    \u003c\/dd\u003e\n  \u003c\/dl\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n  .plus {\n    display: inline-block;\n    width: 20px;\n    height: 20px;\n    background-color: #5296DD;\n    color: #fff;\n    font-size: 14px;\n    text-align: center;\n    line-height: 20px;\n    margin-right: 8px;\n    border-radius: 50%;\n  }\n  .accordion-title {\n    font-size: 18px;\n  }\n  .description-text {\n    font-family: Roboto, Arial, sans-serif;\n    line-height: 1.6;\n    color: #333; \/* Darker color for better readability *\/\n  }\n  ul {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n  li {\n    margin-bottom: 15px; \/* Adding space between bullet points *\/\n  }\n\u003c\/style\u003e\n\n\u003cscript\u003e\n  function toggleAccordion(event) {\n    event.preventDefault();\n    const dt = event.target.closest('dt');\n    const dd = dt.nextElementSibling;\n    if (dd.style.display === 'none' || dd.style.display === '') {\n      dd.style.display = 'block';\n      dt.querySelector('.plus').textContent = '-';\n    } else {\n      dd.style.display = 'none';\n      dt.querySelector('.plus').textContent = '+';\n    }\n  }\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783488323650,"sku":"RG2424 FBA","price":77.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/24w-x-24h-duct-opening-steel-air-vent-return-grille-hvac-vent-duct-cover-diffuser-outer-dimensions-2575w-x-2575hreturn-flat-stamped-steel-653216.jpg?v=1743794060"}],"url":"https:\/\/hvacpremium.com\/collections\/wall-return-grilles.oembed?page=7","provider":"HVAC Premium","version":"1.0","type":"link"}