{"title":"36 in. Width x 6 in. Height","description":"","products":[{"product_id":"36w-x-6h-steel-return-air-grilles-sidewall-and-ceiling-hvac-duct-cover-white-outer-dimensions-3775w-x-775h","title":"36\"W X 6\"H [Duct Opening] Steel Air Vent Return Grille - HVAC VENT DUCT COVER DIFFUSER - [Outer Dimensions: 37.75\"W X 7.75\"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\u003ca href=\"#\" class=\"active\"\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 - 36\"w X 6\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37.75\" width X 7.75\" 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\u003ca href=\"#\" class=\"active\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/file\/d\/1CtnrfFRkq8UyFyPNjA7hm5A_I7NP3iQZ\/view?usp=sharing\" target=\"_blank\"\u003e \u003cstrong style=\"color: #5296dd;\"\u003eReturn Air Grille Spec Sheet\u003c\/strong\u003e \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca href=\"#\" class=\"active\"\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 class=\"description-text\" style=\"display: none;\"\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\u003ca href=\"#\" class=\"active\"\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 class=\"description-text\" style=\"display: none;\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003eMeasure 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\u003eThe 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 href=\"#\" class=\"active\"\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 class=\"description-text\" 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\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\u003cp\u003e \u003c\/p\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":15783529021506,"sku":"RG366 FBA","price":64.12,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/170_36x6_f38bbeab-ea47-4c36-bc5c-3aed5fc3be05.jpg?v=1752785615"},{"product_id":"36in-x-6in-steel-return-air-filter-grill-for-1in-filter-removable-face-door-hvac-vent-duct-cover-flat-stamped-face-white-outer-dimensions-3775w-x-775h","title":"36\" X 6\" Steel Return Air Filter Grille for 1\" Filter - Removable Frame - [Outer Dimensions: 38 5\/8\" X 8 5\/8\"]","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 – 36\"w X 6\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 38 5\/8\" width X 8 5\/8\" height \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eActual Filter Size\u003c\/b\u003e – 35 3\/4\"w x 5 3\/4\" x 1\" \u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High quality solid stamped steel 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\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Removable door\/face for easy filter change \u0026amp; cleaning - uses a 1\" thick filter. Our filter grille latch is easy to use on your fingers and requires no screwdriver to open. Noise free components - No vibrating louvers etc.\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\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\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\u003eUpgrade your ventilation with our premium grilles and registers, featuring a sleek ½” fin design. Customize effortlessly with a removable face\/door, simplifying maintenance. Designed for a 1\" thick filter, this model ensures top-notch air quality. With precise measurements for seamless integration, our product offers both aesthetic appeal and efficient airflow. Elevate your space with hassle-free functionality and experience superior ventilation today.\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 2 and 5\/8\".\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":15783635157058,"sku":"RFG366 HP","price":66.03,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/36-x-6-steel-return-air-filter-grille-for-1-filter-removable-frame-outer-dimensions-38-58-x-8-58return-filter-flat-stamped-steel-722412.jpg?v=1743793025"},{"product_id":"36in-x-6in-adjustable-air-supply-diffuser-hvac-vent-duct-cover-sidewall-or-ceiling-grille-register-high-airflow-white","title":"36\" X 6\" ADJUSTABLE AIR SUPPLY DIFFUSER - HVAC Vent Duct Cover Sidewall or Ceiling","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 - 36\"w X 6\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37.875\" width X 8\" height.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High quality steel construction, no scuff powder coat durable finish, smooth, shiny, scratch-resistant, no sharp edges, 2 recessed screw holes on each side with screws included, screws same color as vent cover, easy installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eAdjustable airflow control\u003c\/b\u003e – Adjustable airflow control: The system allows users to customize the amount of air supply, providing the flexibility to match specific ventilation requirements or personal comfort levels.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eFull Control\u003c\/b\u003e – Full 190 degrees control of air direction vertically \u0026amp; horizontally.\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 \u003cli\u003e\n\u003cb\u003eAir Flow\u003c\/b\u003e – Ensure a quiet and smooth HVAC system with noise-free components, easy unrestricted airflow, and a control lever designed for seamless operation.\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 \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\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\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, with an additional 1 7\/8\" width and 2\" height\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\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":15783665598530,"sku":"SV366 HP-1","price":202.02,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/36-x-6-adjustable-air-supply-diffuser-hvac-vent-duct-cover-sidewall-or-ceilingsupply-adjustable-189959.jpg?v=1743792840"},{"product_id":"6in-x-36in-cube-core-eggcrate-return-air-grille-aluminum-rust-proof-hvac-vent-duct-cover-white-outer-dimensions-775w-x-3775h","title":"6\" x 36\" or 36\" 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 36\" or 36\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.75\" X 37.75\".\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":15783720157250,"sku":"CRG636","price":59.51,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-36-or-36-x-6-cube-core-eggcrate-return-air-grillereturn-752785.jpg?v=1743792563"},{"product_id":"6in-x-36in-cube-core-eggcrate-return-air-filter-grille-for-1in-filter-aluminum-white-outer-dimensions-85w-x-385h","title":"6\" x 36\" or 36\" x 6\" Cube Core Eggcrate Return Air Filter Grille for 1\" Filter - Aluminum - White [Outer Dimensions: 8.5\" X 38.5\"]","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\u003ePerfect Fit \u0026amp; Easy Sizing\u003c\/b\u003e - Designed for a 6\" x 36\" or 36\" x 6\" duct opening (measured at the opening), with actual outer dimensions of 8.5\" W x 38.5\" H. Please check the measuring guide to ensure a proper fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFilter Size\u003c\/b\u003e - 5.75\" x 35.75\" x 1\"\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003ePremium Airflow Efficiency\u003c\/b\u003e - High-performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eDurable, Rust-Free Aluminum\u003c\/b\u003e - Made from strong, lightweight aluminum, this filter grille never rusts and withstands long-term use in any environment.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eTool-Free Access for Easy Filter Changes\u003c\/b\u003e - Features a user-friendly plastic latch that opens effortlessly without a screwdriver, making maintenance quick and hassle-free.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eSleek, Scratch-Resistant Finish\u003c\/b\u003e - The powder-coated surface offers a smooth, shiny, and durable finish that resists scratches and maintains a clean, polished look.\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 HVAC efficiency with our aluminum eggcrate return air filter grille, designed for superior airflow (up to 95%) and easy filter access. Built with rust-resistant aluminum and a scratch-resistant powder-coated finish, it ensures long-lasting durability. The tool-free latch allows hassle-free maintenance, while its modern design complements any space. Perfect for sidewall or ceiling installation, this grille enhances air circulation, reduces energy costs, and extends HVAC system life. Upgrade today for better performance and cleaner air!\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":15783728873538,"sku":"CRFG636","price":85.02,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/6-x-36-or-36-x-6-cube-core-eggcrate-return-air-filter-grille-for-1-filter-aluminum-white-outer-dimensions-85-x-385return-filter-595356.jpg?v=1743792449"},{"product_id":"36in-x-6in-cube-core-eggcrate-return-air-filter-grille-for-1in-filter-aluminum-white-outer-dimensions-385w-x-85h","title":"36\" x 6\" Cube Core Eggcrate Return Air Filter Grille for 1\" Filter","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\u003ePerfect Fit \u0026amp; Easy Sizing\u003c\/b\u003e - Designed for a 36\" x 6\" OR 6\" x 36\" duct opening (measured at the opening), with actual outer dimensions of 36.5\" W x 38.5\" H. Please check the measuring guide to ensure a proper fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eFilter Size\u003c\/b\u003e - 35.75\" x 5.75\" x 1\"\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003ePremium Airflow Efficiency\u003c\/b\u003e - High-performance cube core eggcrate design allows 95% airflow efficiency, reducing energy costs and maximizing HVAC system lifespan.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eDurable, Rust-Free Aluminum\u003c\/b\u003e - Made from strong, lightweight aluminum, this filter grille never rusts and withstands long-term use in any environment.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eTool-Free Access for Easy Filter Changes\u003c\/b\u003e - Features a user-friendly plastic latch that opens effortlessly without a screwdriver, making maintenance quick and hassle-free.\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eSleek, Scratch-Resistant Finish\u003c\/b\u003e - The powder-coated surface offers a smooth, shiny, and durable finish that resists scratches and maintains a clean, polished look.\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 HVAC efficiency with our aluminum eggcrate return air filter grille, designed for superior airflow (up to 95%) and easy filter access. Built with rust-resistant aluminum and a scratch-resistant powder-coated finish, it ensures long-lasting durability. The tool-free latch allows hassle-free maintenance, while its modern design complements any space. Perfect for sidewall or ceiling installation, this grille enhances air circulation, reduces energy costs, and extends HVAC system life. Upgrade today for better performance and cleaner air!\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":15783747682370,"sku":"CRFG366","price":38.22,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/36-x-6-cube-core-eggcrate-return-air-filter-grille-for-1-filterreturn-filter-453803.jpg?v=1743792161"},{"product_id":"36w-x-6h-aluminum-outdoor-weather-proof-louver-rain-waterproof-air-vent-with-screen-mesh-hvac-grille-aluminum-outer-dimensions-3775w-x-775h","title":"36\"w X 6\"h Aluminum Exterior Gable Louver Vent for Walls \u0026 Crawlspace - Weather-Resistant Air Grille with Screen Mesh - [Outer Dimensions 37.75\"w x 7.75\"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 - 36\"w X 6\"h X 2\"d (for duct opening measurement only); actual front end outer dimensions are 37.75\" Width X 7.75\" Height\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eWeather and Pest Proof\u003c\/b\u003e – These louvers are especially designed to prevent water from entering your home, and with a built-in back 1\/2\" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eHigh Quality Aluminum\u003c\/b\u003e – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a luxurious touch to any home.\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 \u003cli\u003e\n\u003cb\u003eRigid Built For External Use\u003c\/b\u003e – The sturdy and rigid design features noise-free components that eliminate vibration and excess noise to the louvers. These are built heavy duty for installation into brick and cement walls.\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\/1rMr1qZsPQdOjskqAd_fn6JyCDCQLBkyv\/view?usp=sharing\" target=\"_blank\"\u003e\n \u003cstrong style=\"color: #5296DD;\"\u003eOutdoor Louver 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\u003eVentilate your home or commercial space with our Aluminum Outdoor Weatherproof Louvers. Designed for optimum performance, these louvers provide exceptional protection against rain and water, ensuring your space stays dry and secure. Say goodbye to pest-related worries as the built-in back 1\/2\" mesh acts as a barrier against unwanted rodents like mice, rats, birds, and squirrels.\u003c\/p\u003e\n \u003cp\u003eCrafted with top-notch quality aluminum, these louvers are built to last. The premium durable material guarantees that they will never rust or wear through, maintaining their elegant, beautiful, and smooth surface for years to come. Elevate your space's aesthetic with a luxurious touch that complements any architectural style.\u003c\/p\u003e\n \u003cp\u003ePerfectly suited for both residential and commercial use, these heavy-duty louvers are ideal for use in attics, sheds, garages, workshops, warehouses, and utility rooms. Transform your space's exterior with our reliable and stylish louvers today. Enjoy protection, durability, and a touch of elegance in one superior product.\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":15783767408706,"sku":"LO366","price":95.61,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/36w-x-6h-aluminum-exterior-gable-louver-vent-for-walls-crawlspace-weather-resistant-air-grille-with-screen-mesh-outer-dimensions-3775w-x-775hspecial-weather-lou-685448.jpg?v=1743791866"},{"product_id":"36in-x-6inaluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-385inw-x-85inh","title":"36\"W X 6\"H [Duct Opening] ALUMINUM RETURN GRILLE - Easy Air Flow - Linear Bar Grilles [Outer Dimensions: 37.875\"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 - 36\"w X 6\"h is the size for the duct opening measurement only, actual front end outer dimensions are approximately 37.875\" 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":31709122101384,"sku":"RG366AL","price":63.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/36w-x-6h-duct-opening-aluminum-return-grille-easy-air-flow-linear-bar-grilles-outer-dimensions-37875w-x-7875hreturn-aluminum-bar-225639.jpg?v=1743791631"},{"product_id":"36-x-6-linear-designer-aluminum-supply-air-grille","title":"36\"W X 6\"H [Duct Opening] Linear Aluminum Clip-On Bar Return Air Grille [Outer Dimensions: 37.25\"W x 7.25\"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 - 36\"W X 6\"H is (for duct opening measurement only); actual front end outer dimensions are 37.25\" Width X 7.25\" Height.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Designed for concealed, flush placement on your wall with a 3\/8 inch space between louvers, this linear grille comes with an installation frame and clips for easy hook-in assembly, ensuring a refined and seamless look.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eHigh Quality Aluminum\u003c\/b\u003e – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a luxurious touch to any home.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Sidewall or ceiling.\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\u003eTransform the appearance of your space with our premium Linear Clip-On Bar Aluminum Supply Air Grille, expertly designed for a refined and seamless look. This grille is crafted with precision, featuring a 3\/8 inch space between louvers, ensuring optimal airflow while maintaining a sleek, modern aesthetic.\u003c\/p\u003e\n \u003cp\u003eThe grille is specifically engineered for concealed, flush placement on your wall, providing a clean, unobtrusive finish that blends effortlessly with your décor. Its innovative design includes a robust aluminum installation frame, which securely anchors the grille to your wall. The grille face easily clips into place with the included metal clips, making installation straightforward and hassle-free.\u003c\/p\u003e\n \u003cp\u003ePerfect for both residential and commercial applications, this linear grille is built to last, offering durability and performance without compromising on style. Whether you’re upgrading an existing HVAC system or embarking on a new project, this grille provides an elegant solution that enhances both form and function.\u003c\/p\u003e\n \u003cp\u003eChoose our Linear Clip-On Bar Aluminum Supply Air Grille to achieve a professional-grade installation that combines superior craftsmanship with modern design.\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 1.25\".\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":43475047088365,"sku":"LR366","price":180.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/products\/36w-x-6h-duct-opening-linear-aluminum-clip-on-bar-return-air-grille-outer-dimensions-3725w-x-725hlinear-design-grilles-114550.jpg?v=1743791077"},{"product_id":"16-x-36-or-36-x-16-heavy-duty-floor-grille-fixed-blades-air-grill-brown-outer-dimensions-17-75-x-37-75","title":"6\" X 36\" Or 36\" X 6\" Heavy Duty Floor Grille - Fixed Blades Air Grille - Brown [Outer Dimensions: 7.75 X 37.75]","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\"w X 36\"h or 36\" x 6\" is the size for the duct opening measurement only, actual front end outer dimensions are approximately 7.75\" width X 37.75\" height.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eHigh Quality\u003c\/b\u003e – High grade steel construction meant for high foot traffic areas.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eInstallation Location\u003c\/b\u003e – Floor.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Easy drop-in installation.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003ePowder-Coat Finish\u003c\/b\u003e – Smooth, shiny, scratch-resistant, with no sharp edges. 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\u003e\u003cb\u003eIntroducing our 6\" x 36\" or 36\" x 6\" Floor Grille\u003c\/b\u003e - a reliable and durable air grill designed for exceptional performance and built to last. Crafted from heavy-duty reinforced steel, this floor grille is engineered to withstand heavy foot traffic and deliver optimal airflow throughout your space. Its brown color complements any interior decor, seamlessly blending in with your surroundings.\u003c\/p\u003e\n\n \u003cp\u003eThe upgraded hook system and additional sidewall welds ensure a secure and stable installation, making it ideal for high-traffic areas. With a powder coat finish, this floor grille not only adds to its durability but also gives it a sleek and polished look. The smooth edges enhance safety and prevent any accidental injuries, making it suitable for homes with children or pets.\u003c\/p\u003e\n\n \u003cp\u003eInstalling the fixed blade air grille is hassle-free, thanks to its easy drop-in design. No need to worry about complicated setups or lengthy installations – just place it in position, and it's ready to go. Its precise dimensions ensure a perfect fit for your air duct openings, ensuring efficient airflow distribution throughout your home or office.\u003c\/p\u003e\n\n\u003c\/dd\u003e\n\u003cdt\u003e\n \u003ca class=\"active\" href=\"#\" onclick=\"toggleAccordion(event)\"\u003e\n \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \n \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\/1gFGGYrqA0kTkMwvOJ_GoDGWCUXnTHXAE\/view\" target=\"_blank\"\u003e\n \u003cstrong style=\"color: #5296DD;\"\u003eFloor Grille Spec Sheet\u003c\/strong\u003e\n \u003c\/a\u003e\n \u003c\/li\u003e\n \u003c\/ul\u003e\n\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\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\n \/* Added styles for hover effect *\/\n .accordion-title:hover {\n background-color: #f0f0f0;\n box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);\n }\n\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":44182812033261,"sku":"FG636 HP-1","price":72.44,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/6-x-36-or-36-x-6-heavy-duty-floor-grille-fixed-blades-air-grille-brown-outer-dimensions-775-x-3775floor-grille-toe-space-500399.jpg?v=1743791003"},{"product_id":"36-x-6-aluminum-return-filter-grille-easy-airflow-linear-bar-grille","title":"36\" X 6\" ALUMINUM RETURN FILTER GRILLE FOR 1\" FILTER - EASY AIRFLOW - LINEAR BAR GRILLE","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 – 36\"w X 6\"h is the size for the duct opening measurement only, [Outer Dimensions: 38.5\"w X 8.5\"h]\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eActual Filter Size\u003c\/b\u003e – 35 3\/4\"w x 5 3\/4\" x 1\"\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.\u003c\/li\u003e\n \u003cli\u003e\n\u003cb\u003eDesign\u003c\/b\u003e – Heavier gauge than needed, built for durability and long life in mind, but still very thin. Easy clean Healthy air flow 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\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\u003eEnhance your HVAC system with our Aluminum Return Filter Linear Bar Grille, designed for optimal airflow and efficiency. Made from high-quality aluminum, this grille offers durability and resistance to rust and corrosion. The powder-coated finish ensures a sleek look while protecting the grille from wear and tear.\u003c\/p\u003e\n \u003cp\u003ePerfect for both residential and commercial use, this easy-to-install grille fits seamlessly into any standard return filter opening. Its linear bar design maximizes ventilation, ensuring even air distribution throughout your space. The grille comes with all necessary screws for a secure fit, making it a reliable choice for improving indoor air quality.\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\"\u003eProduct Spec Sheet\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n \u003cdd style=\"display: none;\"\u003e\n \u003cul\u003e\n \u003cli\u003e\n \u003ca href=\"https:\/\/drive.google.com\/file\/d\/1XYiXKPIi_vrH5erbX9wYCxy2DV1jX4aH\/view?usp=sharing\" target=\"_blank\"\u003e\n \u003cstrong style=\"color: #5296DD;\"\u003eAluminum Return Filter Grille Spec Sheet\u003c\/strong\u003e\n \u003c\/a\u003e\n \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\"\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 2.5\".\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\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\u003c\/style\u003e\n\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","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":44735619203309,"sku":"RFG366AL","price":87.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/36-x-6-aluminum-return-filter-grille-for-1-filter-easy-airflow-linear-bar-grillereturn-filter-aluminum-bar-938929.jpg?v=1743790935"},{"product_id":"wide-frame-aluminum-exterior-louver-vent-for-walls-crawlspace-weather-resistant-with-screen-mesh","title":"2\" Drainable Outdoor Louver Gable Vent (Wide Frame) - Customizable","description":"\u003cstyle\u003e\n .custom-features-box {\n margin: 0;\n max-width: 1200px;\n width: 100%;\n box-sizing: border-box;\n font-family: Arial, sans-serif;\n color: #111;\n overflow-x: hidden;\n }\n\n .custom-features-box p {\n margin: 0 0 28px;\n font-size: 15px;\n line-height: 1.6;\n color: #111;\n }\n\n .custom-features-details {\n margin-top: 8px;\n width: 100%;\n box-sizing: border-box;\n }\n\n .custom-features-details summary {\n list-style: none;\n cursor: pointer;\n margin: 0 0 18px;\n padding: 0 4px 10px 0;\n border-bottom: 2px solid #5296dd;\n color: #5296dd;\n font-size: 15px;\n line-height: 1.2;\n font-weight: 700;\n text-transform: uppercase;\n display: flex;\n align-items: center;\n justify-content: space-between;\n width: 100%;\n max-width: 100%;\n box-sizing: border-box;\n overflow: hidden;\n }\n\n .custom-features-details summary::-webkit-details-marker {\n display: none;\n }\n\n .custom-features-details summary::after {\n content: \"\";\n width: 10px;\n height: 10px;\n border-right: 2px solid #5296dd;\n border-bottom: 2px solid #5296dd;\n transform: rotate(45deg);\n transition: transform 0.25s ease;\n margin-left: 12px;\n margin-right: 2px;\n flex-shrink: 0;\n }\n\n .custom-features-details[open] summary::after {\n transform: rotate(225deg);\n }\n\n .custom-features-box ul {\n list-style: none;\n padding: 0;\n margin: 0;\n display: grid;\n grid-template-columns: repeat(3, minmax(0, 1fr));\n column-gap: 35px;\n row-gap: 16px;\n font-size: 15px;\n line-height: 1.6;\n }\n\n .custom-features-box li {\n display: flex;\n align-items: flex-start;\n gap: 12px;\n margin: 0;\n }\n\n .feature-bullet {\n width: 14px;\n height: 14px;\n min-width: 14px;\n margin-top: 5px;\n background: #5296dd;\n display: inline-block;\n }\n\n .custom-features-box strong {\n font-weight: 400;\n }\n\n .custom-spec-popup-link {\n display: inline-block;\n margin-top: 24px;\n color: #5296dd;\n cursor: pointer;\n font-size: 15px;\n font-weight: 700;\n text-decoration: underline;\n background: none;\n border: none;\n padding: 0;\n }\n\n .custom-spec-popup-link:hover {\n color: #002b5c;\n }\n\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n z-index: 999999;\n inset: 0;\n background: rgba(0, 0, 0, 0.85);\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n }\n\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .custom-image-popup-content {\n position: relative;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n }\n\n .custom-image-popup-content img {\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n width: auto;\n height: auto;\n display: block;\n background: #fff;\n }\n\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n cursor: pointer;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n z-index: 2;\n }\n\n @media screen and (max-width: 990px) {\n .custom-features-box ul {\n grid-template-columns: repeat(2, minmax(0, 1fr));\n }\n }\n\n @media screen and (max-width: 749px) {\n .custom-features-box {\n max-width: 100%;\n width: 100%;\n overflow-x: hidden;\n }\n\n .custom-features-details summary {\n width: 100%;\n max-width: 100%;\n padding-right: 8px;\n }\n\n .custom-features-box ul {\n grid-template-columns: 1fr;\n }\n\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .custom-image-popup-content,\n .custom-image-popup-content img {\n max-width: calc(100vw - 32px);\n }\n }\n\u003c\/style\u003e\n\n\u003cdiv class=\"custom-features-box\"\u003e\n\n \u003cp\u003e\n Our 2\" Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Wide Flange Frame. It has blades that prevent water penetration and maximize free area.\n \u003c\/p\u003e\n\n \u003cdetails class=\"custom-features-details\"\u003e\n \u003csummary\u003eFeatures\u003c\/summary\u003e\n\n \u003cdiv class=\"custom-features-content\"\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eWide flange for additional surface coverage.\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eHeavy-duty, extruded aluminum wide flange frame.\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eFixed, non-drainable blades on 2\" spacing.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-popup-link\"\u003e\n J-blade design\n \u003c\/button\u003e\n minimizes water ingress while maximizing free area.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-jblade-modal\" class=\"hp-jblade-modal\"\u003e\n \u003cdiv class=\"hp-jblade-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-jblade-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/81IR3mqqB0L._AC_SL1500_.jpg\" alt=\"J-Blade Design\" class=\"hp-jblade-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-jblade-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-jblade-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-jblade-modal.hp-open {\n display: block;\n}\n\n.hp-jblade-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-jblade-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-jblade-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-jblade-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-jblade-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-jblade-popup-link');\n const modal = document.getElementById('hp-jblade-modal');\n const close = document.querySelector('.hp-jblade-close');\n const overlay = document.querySelector('.hp-jblade-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eNominal 43% free area, based on 48\" x 48\" louver.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-popup-link\"\u003e\n Mullions used\n \u003c\/button\u003e\n for sizes over 36\" in length.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-mullion-modal\" class=\"hp-mullion-modal\" aria-hidden=\"true\"\u003e\n \u003cdiv class=\"hp-mullion-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-mullion-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-close\" aria-label=\"Close\"\u003e×\u003c\/button\u003e\n\n \u003cdiv class=\"hp-mullion-images\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_2.png?v=1780204003\" alt=\"Mullion example 1\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_4.png?v=1780204013\" alt=\"Mullion example 2\"\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-mullion-popup-link {\n border: 0;\n padding: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-mullion-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-mullion-modal.hp-open {\n display: block;\n}\n\n.hp-mullion-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-mullion-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n z-index: 2;\n\n background: #fff;\n max-width: 1100px;\n width: calc(100% - 40px);\n max-height: 90vh;\n overflow: auto;\n\n padding: 24px;\n border-radius: 8px;\n}\n\n.hp-mullion-close {\n position: absolute;\n top: 8px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n cursor: pointer;\n}\n\n.hp-mullion-images {\n display: flex;\n gap: 20px;\n}\n\n.hp-mullion-images img {\n width: 50%;\n height: auto;\n display: block;\n}\n\n@media (max-width: 768px) {\n .hp-mullion-images {\n flex-direction: column;\n }\n\n .hp-mullion-images img {\n width: 100%;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n var link = document.querySelector('.hp-mullion-popup-link');\n var modal = document.getElementById('hp-mullion-modal');\n var close = document.querySelector('.hp-mullion-close');\n var overlay = document.querySelector('.hp-mullion-overlay');\n\n if (!link || !modal) return;\n\n link.addEventListener('click', function() {\n modal.classList.add('hp-open');\n });\n\n function closeModal() {\n modal.classList.remove('hp-open');\n }\n\n if (close) close.addEventListener('click', closeModal);\n if (overlay) overlay.addEventListener('click', closeModal);\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e\n Bird screen included\n \u003c\/button\u003e\n standard. Insect screen can be specified.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-birdscreen-modal\" class=\"hp-birdscreen-modal\"\u003e\n \u003cdiv class=\"hp-birdscreen-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-birdscreen-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/hvacpremium.com\/cdn\/shop\/files\/6w-x-6h-aluminum-exterior-gable-louver-vent-for-walls-crawlspace-weather-resistant-air-grille-with-screen-mesh-outer-dimensions-775w-x-775hspecial-weather-louve-534542_2048x.jpg?v=1743792952\" alt=\"Bird Screen Example\" class=\"hp-birdscreen-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-birdscreen-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-birdscreen-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-birdscreen-modal.hp-open {\n display: block;\n}\n\n.hp-birdscreen-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-birdscreen-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-birdscreen-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-birdscreen-popup-link');\n const modal = document.getElementById('hp-birdscreen-modal');\n const close = document.querySelector('.hp-birdscreen-close');\n const overlay = document.querySelector('.hp-birdscreen-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eAvailable with powder coat paint for high-performance exterior finishes.\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/div\u003e\n \u003c\/details\u003e\n\n \u003cbutton type=\"button\" class=\"custom-spec-popup-link\" data-open-spec-popup\u003e\n View Spec Sheet\n \u003c\/button\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"custom-image-popup-overlay\" data-spec-popup\u003e\n \u003cdiv class=\"custom-image-popup-content\"\u003e\n \u003cbutton type=\"button\" class=\"custom-image-popup-close\" data-close-spec-popup aria-label=\"Close spec sheet popup\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-WF_Specs.png?v=1779117428\" alt=\"Wide frame aluminum exterior louver spec sheet\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n var details = document.querySelector('.custom-features-details');\n\n if (details) {\n function setInitialFeaturesState() {\n if (window.innerWidth \u003e 749) {\n details.setAttribute('open', '');\n } else {\n details.removeAttribute('open');\n }\n }\n\n setInitialFeaturesState();\n\n var lastMobileState = window.innerWidth \u003c= 749;\n\n window.addEventListener('resize', function () {\n var isMobileNow = window.innerWidth \u003c= 749;\n\n if (isMobileNow !== lastMobileState) {\n lastMobileState = isMobileNow;\n setInitialFeaturesState();\n }\n });\n }\n\n var popup = document.querySelector('[data-spec-popup]');\n\n if (popup \u0026\u0026 popup.parentNode !== document.body) {\n document.body.appendChild(popup);\n }\n\n document.addEventListener('click', function (event) {\n var openButton = event.target.closest('[data-open-spec-popup]');\n var closeButton = event.target.closest('[data-close-spec-popup]');\n var activePopup = document.querySelector('[data-spec-popup]');\n\n if (openButton \u0026\u0026 activePopup) {\n event.preventDefault();\n event.stopPropagation();\n activePopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (closeButton \u0026\u0026 activePopup) {\n event.preventDefault();\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (activePopup \u0026\u0026 event.target === activePopup) {\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activePopup = document.querySelector('[data-spec-popup]');\n\n if (event.key === 'Escape' \u0026\u0026 activePopup) {\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"2\" Drainable Vent (Wide Frame)","offer_id":50055794426093,"sku":"HPL2-WF","price":52.85,"currency_code":"USD","in_stock":true},{"title":"Default_cpc_DE86761BC02F4","offer_id":50055794458861,"sku":null,"price":71.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAWALUMINUM_-HPL2-WF.png?v=1780241095"},{"product_id":"no-frame-aluminum-exterior-louver-vent-for-walls-crawlspace-weather-resistant-with-screen-mesh","title":"2\" Drainable Outdoor Louver Gable Vent (Channel Frame) - Customizable","description":"\u003cstyle\u003e\n .custom-features-box {\n margin: 0;\n max-width: 1200px;\n width: 100%;\n box-sizing: border-box;\n font-family: Arial, sans-serif;\n color: #111;\n overflow-x: hidden;\n }\n\n .custom-features-box p {\n margin: 0 0 28px;\n font-size: 15px;\n line-height: 1.6;\n color: #111;\n }\n\n .custom-features-details {\n margin-top: 8px;\n width: 100%;\n box-sizing: border-box;\n }\n\n .custom-features-details summary {\n list-style: none;\n cursor: pointer;\n margin: 0 0 18px;\n padding: 0 4px 10px 0;\n border-bottom: 2px solid #5296dd;\n color: #5296dd;\n font-size: 15px;\n line-height: 1.2;\n font-weight: 700;\n text-transform: uppercase;\n display: flex;\n align-items: center;\n justify-content: space-between;\n width: 100%;\n max-width: 100%;\n box-sizing: border-box;\n overflow: hidden;\n }\n\n .custom-features-details summary::-webkit-details-marker {\n display: none;\n }\n\n .custom-features-details summary::after {\n content: \"\";\n width: 10px;\n height: 10px;\n border-right: 2px solid #5296dd;\n border-bottom: 2px solid #5296dd;\n transform: rotate(45deg);\n transition: transform 0.25s ease;\n margin-left: 12px;\n margin-right: 2px;\n flex-shrink: 0;\n }\n\n .custom-features-details[open] summary::after {\n transform: rotate(225deg);\n }\n\n .custom-features-box ul {\n list-style: none;\n padding: 0;\n margin: 0;\n display: grid;\n grid-template-columns: repeat(3, minmax(0, 1fr));\n column-gap: 35px;\n row-gap: 16px;\n font-size: 15px;\n line-height: 1.6;\n }\n\n .custom-features-box li {\n display: flex;\n align-items: flex-start;\n gap: 12px;\n margin: 0;\n }\n\n .feature-bullet {\n width: 14px;\n height: 14px;\n min-width: 14px;\n margin-top: 5px;\n background: #5296dd;\n display: inline-block;\n }\n\n .custom-features-box strong {\n font-weight: 400;\n }\n\n .custom-spec-popup-link {\n display: inline-block;\n margin-top: 24px;\n color: #5296dd;\n cursor: pointer;\n font-size: 15px;\n font-weight: 700;\n text-decoration: underline;\n background: none;\n border: none;\n padding: 0;\n }\n\n .custom-spec-popup-link:hover {\n color: #002b5c;\n }\n\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n z-index: 999999;\n inset: 0;\n background: rgba(0, 0, 0, 0.85);\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n }\n\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .custom-image-popup-content {\n position: relative;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n }\n\n .custom-image-popup-content img {\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n width: auto;\n height: auto;\n display: block;\n background: #fff;\n }\n\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n cursor: pointer;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n z-index: 2;\n }\n\n @media screen and (max-width: 990px) {\n .custom-features-box ul {\n grid-template-columns: repeat(2, minmax(0, 1fr));\n }\n }\n\n @media screen and (max-width: 749px) {\n .custom-features-box {\n max-width: 100%;\n width: 100%;\n overflow-x: hidden;\n }\n\n .custom-features-details summary {\n width: 100%;\n max-width: 100%;\n padding-right: 8px;\n }\n\n .custom-features-box ul {\n grid-template-columns: 1fr;\n }\n\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .custom-image-popup-content,\n .custom-image-popup-content img {\n max-width: calc(100vw - 32px);\n }\n }\n\u003c\/style\u003e\n\n\u003cdiv class=\"custom-features-box\"\u003e\n\n \u003cp\u003e\n Our 2\" Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with Channel Frame. It has blades that prevent water penetration and maximize free area.\n \u003c\/p\u003e\n\n \u003cdetails class=\"custom-features-details\"\u003e\n \u003csummary\u003eFeatures\u003c\/summary\u003e\n\n \u003cdiv class=\"custom-features-content\"\u003e\n \u003cul\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eHeavy-duty, extruded aluminum channel frame.\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eFixed, non-drainable blades on 2\" spacing.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-popup-link\"\u003e\n J-blade design\n \u003c\/button\u003e\n minimizes water ingress while maximizing free area.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-jblade-modal\" class=\"hp-jblade-modal\"\u003e\n \u003cdiv class=\"hp-jblade-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-jblade-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/81IR3mqqB0L._AC_SL1500_.jpg\" alt=\"J-Blade Design\" class=\"hp-jblade-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-jblade-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-jblade-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-jblade-modal.hp-open {\n display: block;\n}\n\n.hp-jblade-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-jblade-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-jblade-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-jblade-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-jblade-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-jblade-popup-link');\n const modal = document.getElementById('hp-jblade-modal');\n const close = document.querySelector('.hp-jblade-close');\n const overlay = document.querySelector('.hp-jblade-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eNominal 43% free area, based on 48\" x 48\" louver.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-popup-link\"\u003e\n Mullions used\n \u003c\/button\u003e\n for sizes over 36\" in length.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-mullion-modal\" class=\"hp-mullion-modal\" aria-hidden=\"true\"\u003e\n \u003cdiv class=\"hp-mullion-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-mullion-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-close\" aria-label=\"Close\"\u003e×\u003c\/button\u003e\n\n \u003cdiv class=\"hp-mullion-images\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_2.png?v=1780204003\" alt=\"Mullion example 1\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_4.png?v=1780204013\" alt=\"Mullion example 2\"\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-mullion-popup-link {\n border: 0;\n padding: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-mullion-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-mullion-modal.hp-open {\n display: block;\n}\n\n.hp-mullion-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-mullion-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n z-index: 2;\n\n background: #fff;\n max-width: 1100px;\n width: calc(100% - 40px);\n max-height: 90vh;\n overflow: auto;\n\n padding: 24px;\n border-radius: 8px;\n}\n\n.hp-mullion-close {\n position: absolute;\n top: 8px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n cursor: pointer;\n}\n\n.hp-mullion-images {\n display: flex;\n gap: 20px;\n}\n\n.hp-mullion-images img {\n width: 50%;\n height: auto;\n display: block;\n}\n\n@media (max-width: 768px) {\n .hp-mullion-images {\n flex-direction: column;\n }\n\n .hp-mullion-images img {\n width: 100%;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n var link = document.querySelector('.hp-mullion-popup-link');\n var modal = document.getElementById('hp-mullion-modal');\n var close = document.querySelector('.hp-mullion-close');\n var overlay = document.querySelector('.hp-mullion-overlay');\n\n if (!link || !modal) return;\n\n link.addEventListener('click', function() {\n modal.classList.add('hp-open');\n });\n\n function closeModal() {\n modal.classList.remove('hp-open');\n }\n\n if (close) close.addEventListener('click', closeModal);\n if (overlay) overlay.addEventListener('click', closeModal);\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e\n Bird screen included\n \u003c\/button\u003e\n standard. Insect screen can be specified.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-birdscreen-modal\" class=\"hp-birdscreen-modal\"\u003e\n \u003cdiv class=\"hp-birdscreen-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-birdscreen-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/hvacpremium.com\/cdn\/shop\/files\/6w-x-6h-aluminum-exterior-gable-louver-vent-for-walls-crawlspace-weather-resistant-air-grille-with-screen-mesh-outer-dimensions-775w-x-775hspecial-weather-louve-534542_2048x.jpg?v=1743792952\" alt=\"Bird Screen Example\" class=\"hp-birdscreen-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-birdscreen-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-birdscreen-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-birdscreen-modal.hp-open {\n display: block;\n}\n\n.hp-birdscreen-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-birdscreen-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-birdscreen-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-birdscreen-popup-link');\n const modal = document.getElementById('hp-birdscreen-modal');\n const close = document.querySelector('.hp-birdscreen-close');\n const overlay = document.querySelector('.hp-birdscreen-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n \u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eAvailable with powder coat paint for high-performance exterior finishes.\u003c\/strong\u003e\n\u003c\/li\u003e\n \u003c\/ul\u003e\n \u003c\/div\u003e\n \u003c\/details\u003e\n\n \u003cbutton type=\"button\" class=\"custom-spec-popup-link\" data-open-spec-popup\u003e\n View Spec Sheet\n \u003c\/button\u003e\n\n\u003c\/div\u003e\n\n\u003cdiv class=\"custom-image-popup-overlay\" data-spec-popup\u003e\n \u003cdiv class=\"custom-image-popup-content\"\u003e\n \u003cbutton type=\"button\" class=\"custom-image-popup-close\" data-close-spec-popup aria-label=\"Close spec sheet popup\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-CF_Specs.png?v=1779116236\" alt=\"Aluminum exterior louver spec sheet\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n var details = document.querySelector('.custom-features-details');\n\n if (details) {\n function setInitialFeaturesState() {\n if (window.innerWidth \u003e 749) {\n details.setAttribute('open', '');\n } else {\n details.removeAttribute('open');\n }\n }\n\n setInitialFeaturesState();\n\n var lastMobileState = window.innerWidth \u003c= 749;\n\n window.addEventListener('resize', function () {\n var isMobileNow = window.innerWidth \u003c= 749;\n\n if (isMobileNow !== lastMobileState) {\n lastMobileState = isMobileNow;\n setInitialFeaturesState();\n }\n });\n }\n\n var popup = document.querySelector('[data-spec-popup]');\n\n if (popup \u0026\u0026 popup.parentNode !== document.body) {\n document.body.appendChild(popup);\n }\n\n document.addEventListener('click', function (event) {\n var openButton = event.target.closest('[data-open-spec-popup]');\n var closeButton = event.target.closest('[data-close-spec-popup]');\n var activePopup = document.querySelector('[data-spec-popup]');\n\n if (openButton \u0026\u0026 activePopup) {\n event.preventDefault();\n event.stopPropagation();\n activePopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (closeButton \u0026\u0026 activePopup) {\n event.preventDefault();\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (activePopup \u0026\u0026 event.target === activePopup) {\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activePopup = document.querySelector('[data-spec-popup]');\n\n if (event.key === 'Escape' \u0026\u0026 activePopup) {\n activePopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":50061047890157,"sku":"HPL2-CF","price":43.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAWALUMINUM_-HPL2-CF.png?v=1780203366"},{"product_id":"45-thinline-louver-outer-dimensions-list-size-1-11-16w-x-1-11-16h-aluminum-exterior-louver-vent-for-walls-crawlspace-with-bird-screen-mesh","title":"45° Thinline Louver Aluminum Exterior Gable Vent for Walls \u0026 Crawlspace with Bird Screen or Insect Screen","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\u003ca class=\"active\" href=\"#\"\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\"w X 10\"h X 2\"d (for duct opening measurement only); actual front end outer dimensions are 11.75\" Width X 11.75\" Height\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eWeather and Pest Proof\u003c\/b\u003e – These louvers are especially designed to prevent water from entering your home, and with a built-in back 1\/2\" mesh they also protect you from annoying rodents like mice, rats, birds, and squirrels\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eHigh Quality Aluminum\u003c\/b\u003e – The premium durable aluminum will never rust and it will never wear through leaving the material with an elegant, beautiful, and smooth surface, adds a luxurious touch to any home.\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\u003cli\u003e\n\u003cb\u003eRigid Built For External Use\u003c\/b\u003e – The sturdy and rigid design features noise-free components that eliminate vibration and excess noise to the louvers. These are built heavy duty for installation into brick and cement walls.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\"\u003e \u003cspan class=\"plus\"\u003e+\u003c\/span\u003e \u003cspan class=\"accordion-title\"\u003eProduct Spec Sheet\u003c\/span\u003e \u003c\/a\u003e\u003c\/dt\u003e\n\u003cdd style=\"display: none;\"\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/drive.google.com\/file\/d\/1TDffKpjlFu1FtXedygZD--FwPPgs6UPZ\/view?usp=sharing\" target=\"_blank\"\u003e \u003cstrong style=\"color: #5296dd;\"\u003eOutdoor Louver Spec Sheet\u003c\/strong\u003e \u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\"\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;\" class=\"description-text\"\u003e\n\u003cp\u003eVentilate your home or commercial space with our Aluminum Outdoor Weatherproof Louvers. Designed for optimum performance, these louvers provide exceptional protection against rain and water, ensuring your space stays dry and secure. Say goodbye to pest-related worries as the built-in back 1\/2\" mesh acts as a barrier against unwanted rodents like mice, rats, birds, and squirrels.\u003c\/p\u003e\n\u003cp\u003eCrafted with top-notch quality aluminum, these louvers are built to last. The premium durable material guarantees that they will never rust or wear through, maintaining their elegant, beautiful, and smooth surface for years to come. Elevate your space's aesthetic with a luxurious touch that complements any architectural style.\u003c\/p\u003e\n\u003cp\u003ePerfectly suited for both residential and commercial use, these heavy-duty louvers are ideal for use in attics, sheds, garages, workshops, warehouses, and utility rooms. Transform your space's exterior with our reliable and stylish louvers today. Enjoy protection, durability, and a touch of elegance in one superior product.\u003c\/p\u003e\n\u003c\/dd\u003e\n\u003cdt\u003e\u003ca class=\"active\" href=\"#\"\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;\" class=\"description-text\"\u003e\n\u003cp\u003e\u003cstrong\u003eOverall Size:\u003c\/strong\u003e\u003cbr\u003eMeasure 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\u003eThe 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=\"#\"\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;\" 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\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\u003cp\u003e \u003c\/p\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":46767710011629,"sku":"HPLTL-45-FF","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/53e4d0f97d34d0e623694ec519bfcbef_3391731d-c23d-4cce-a926-e96b926bdc5b.png?v=1773421064"},{"product_id":"45-thinline-louver-outer-dimensions-list-size-3-11-16w-x-3-11-16h-aluminum-exterior-louver-vent-for-walls-crawlspace-with-bird-screen-mesh","title":"45° Thinline Wide Flange Aluminum Exterior Louver Gable Vent for Walls \u0026 Crawlspaces with Screen Protector","description":"","brand":"HVAC Premium","offers":[{"title":"Default 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}\n\n\n\n .custom-features-box ul {\n\n list-style: none;\n\n padding: 0;\n\n margin: 0;\n\n display: grid;\n\n grid-template-columns: repeat(3, minmax(0, 1fr));\n\n column-gap: 35px;\n\n row-gap: 16px;\n\n font-size: 15px;\n\n line-height: 1.6;\n\n }\n\n\n\n .custom-features-box li {\n\n display: flex;\n\n align-items: flex-start;\n\n gap: 12px;\n\n margin: 0;\n\n }\n\n\n\n .feature-bullet {\n\n width: 14px;\n\n height: 14px;\n\n min-width: 14px;\n\n margin-top: 5px;\n\n background: #5296dd;\n\n display: inline-block;\n\n }\n\n\n\n .custom-features-box strong {\n\n font-weight: 400;\n\n }\n\n\n\n .custom-spec-popup-link {\n\n display: inline-block;\n\n margin-top: 24px;\n\n color: #5296dd;\n\n cursor: pointer;\n\n font-size: 15px;\n\n font-weight: 700;\n\n text-decoration: underline;\n\n background: none;\n\n border: none;\n\n padding: 0;\n\n }\n\n\n\n .custom-spec-popup-link:hover {\n\n color: #002b5c;\n\n }\n\n\n\n .custom-image-popup-overlay {\n\n display: none;\n\n position: 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grid-template-columns: repeat(2, minmax(0, 1fr));\n\n }\n\n }\n\n\n\n @media screen and (max-width: 749px) {\n\n .custom-features-box {\n\n max-width: 100%;\n\n width: 100%;\n\n overflow-x: hidden;\n\n }\n\n\n\n .custom-features-details summary {\n\n width: 100%;\n\n max-width: 100%;\n\n padding-right: 8px;\n\n }\n\n\n\n .custom-features-box ul {\n\n grid-template-columns: 1fr;\n\n }\n\n\n\n .custom-image-popup-overlay {\n\n padding: 16px;\n\n }\n\n\n\n .custom-image-popup-content,\n\n .custom-image-popup-content img {\n\n max-width: calc(100vw - 32px);\n\n }\n\n }\n\n\u003c\/style\u003e\n\n\n\n\u003cdiv class=\"custom-features-box\"\u003e\n\n\n\n \u003cp\u003e\n\n Our 2\" Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Flange Frame. It has blades that prevent water penetration and maximize free area.\n\n \u003c\/p\u003e\n\n\n\n \u003cdetails class=\"custom-features-details\"\u003e\n\n \u003csummary\u003eFeatures\u003c\/summary\u003e\n\n\n\n \u003cdiv class=\"custom-features-content\"\u003e\n\n \u003cul\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eHeavy-duty, extruded aluminum flange frame.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eFixed, non-drainable blades on 2\" spacing.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-popup-link\"\u003e\n J-blade design\n \u003c\/button\u003e\n minimizes water ingress while maximizing free area.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-jblade-modal\" class=\"hp-jblade-modal\"\u003e\n \u003cdiv class=\"hp-jblade-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-jblade-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-jblade-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/m.media-amazon.com\/images\/I\/81IR3mqqB0L._AC_SL1500_.jpg\" alt=\"J-Blade Design\" class=\"hp-jblade-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-jblade-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-jblade-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-jblade-modal.hp-open {\n display: block;\n}\n\n.hp-jblade-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-jblade-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-jblade-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-jblade-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-jblade-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-jblade-popup-link');\n const modal = document.getElementById('hp-jblade-modal');\n const close = document.querySelector('.hp-jblade-close');\n const overlay = document.querySelector('.hp-jblade-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eNominal 43% free area, based on 48\" x 48\" louver.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-popup-link\"\u003e\n Mullions used\n \u003c\/button\u003e\n for sizes over 36\" in length.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-mullion-modal\" class=\"hp-mullion-modal\" aria-hidden=\"true\"\u003e\n \u003cdiv class=\"hp-mullion-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-mullion-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-mullion-close\" aria-label=\"Close\"\u003e×\u003c\/button\u003e\n\n \u003cdiv class=\"hp-mullion-images\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_2.png?v=1780204003\" alt=\"Mullion example 1\"\u003e\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_4.png?v=1780204013\" alt=\"Mullion example 2\"\u003e\n \u003c\/div\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-mullion-popup-link {\n border: 0;\n padding: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-mullion-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-mullion-modal.hp-open {\n display: block;\n}\n\n.hp-mullion-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-mullion-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n z-index: 2;\n\n background: #fff;\n max-width: 1100px;\n width: calc(100% - 40px);\n max-height: 90vh;\n overflow: auto;\n\n padding: 24px;\n border-radius: 8px;\n}\n\n.hp-mullion-close {\n position: absolute;\n top: 8px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n cursor: pointer;\n}\n\n.hp-mullion-images {\n display: flex;\n gap: 20px;\n}\n\n.hp-mullion-images img {\n width: 50%;\n height: auto;\n display: block;\n}\n\n@media (max-width: 768px) {\n .hp-mullion-images {\n flex-direction: column;\n }\n\n .hp-mullion-images img {\n width: 100%;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n var link = document.querySelector('.hp-mullion-popup-link');\n var modal = document.getElementById('hp-mullion-modal');\n var close = document.querySelector('.hp-mullion-close');\n var overlay = document.querySelector('.hp-mullion-overlay');\n\n if (!link || !modal) return;\n\n link.addEventListener('click', function() {\n modal.classList.add('hp-open');\n });\n\n function closeModal() {\n modal.classList.remove('hp-open');\n }\n\n if (close) close.addEventListener('click', closeModal);\n if (overlay) overlay.addEventListener('click', closeModal);\n})();\n\u003c\/script\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eAvailable on 1\" standard dimensions.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n\u003cli\u003e\n \u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\n \u003cstrong\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e\n Bird screen included\n \u003c\/button\u003e\n standard. Insect screen can be specified.\n \u003c\/strong\u003e\n\u003c\/li\u003e\n\n\u003cdiv id=\"hp-birdscreen-modal\" class=\"hp-birdscreen-modal\"\u003e\n \u003cdiv class=\"hp-birdscreen-overlay\"\u003e\u003c\/div\u003e\n\n \u003cdiv class=\"hp-birdscreen-popup\"\u003e\n \u003cbutton type=\"button\" class=\"hp-birdscreen-close\" aria-label=\"Close\"\u003e\n ×\n \u003c\/button\u003e\n\n \u003cimg src=\"https:\/\/hvacpremium.com\/cdn\/shop\/files\/6w-x-6h-aluminum-exterior-gable-louver-vent-for-walls-crawlspace-weather-resistant-air-grille-with-screen-mesh-outer-dimensions-775w-x-775hspecial-weather-louve-534542_2048x.jpg?v=1743792952\" alt=\"Bird Screen Example\" class=\"hp-birdscreen-image\"\u003e\n \u003c\/div\u003e\n\u003c\/div\u003e\n\n\u003cstyle\u003e\n.hp-birdscreen-popup-link {\n border: 0;\n padding: 0;\n margin: 0;\n background: none;\n color: #5296dd;\n font: inherit;\n font-weight: 700;\n text-decoration: underline;\n cursor: pointer;\n}\n\n.hp-birdscreen-modal {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n}\n\n.hp-birdscreen-modal.hp-open {\n display: block;\n}\n\n.hp-birdscreen-overlay {\n position: absolute;\n inset: 0;\n background: rgba(0,0,0,.65);\n}\n\n.hp-birdscreen-popup {\n position: fixed;\n top: 50%;\n left: 50%;\n transform: translate(-50%, -50%);\n\n background: #fff;\n border-radius: 8px;\n padding: 20px;\n\n width: calc(100% - 40px);\n max-width: 900px;\n max-height: 90vh;\n\n overflow: auto;\n z-index: 2;\n}\n\n.hp-birdscreen-close {\n position: absolute;\n top: 10px;\n right: 14px;\n border: 0;\n background: none;\n font-size: 32px;\n line-height: 1;\n cursor: pointer;\n color: #333;\n}\n\n.hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n}\n\n@media (max-width: 768px) {\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\n }\n}\n\u003c\/style\u003e\n\n\u003cscript\u003e\n(function() {\n const link = document.querySelector('.hp-birdscreen-popup-link');\n const modal = document.getElementById('hp-birdscreen-modal');\n const close = document.querySelector('.hp-birdscreen-close');\n const overlay = document.querySelector('.hp-birdscreen-overlay');\n\n if (!link || !modal) return;\n\n function openModal() {\n modal.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n }\n\n function closeModal() {\n modal.classList.remove('hp-open');\n document.body.style.overflow = '';\n }\n\n link.addEventListener('click', openModal);\n\n if (close) {\n close.addEventListener('click', closeModal);\n }\n\n if (overlay) {\n overlay.addEventListener('click', closeModal);\n }\n\n document.addEventListener('keydown', function(e) {\n if (e.key === 'Escape') {\n closeModal();\n }\n });\n})();\n\u003c\/script\u003e\n\n \u003cli\u003e\n\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e\u003cstrong\u003eAvailable with powder coat paint for high-performance exterior finishes.\u003c\/strong\u003e\n\n\u003c\/li\u003e\n\n \u003c\/ul\u003e\n\n \u003c\/div\u003e\n\n \u003c\/details\u003e\n\n\n\n \u003cbutton type=\"button\" class=\"custom-spec-popup-link\" data-open-spec-popup\u003e\n\n View Spec Sheet\n\n \u003c\/button\u003e\n\n\n\n\u003c\/div\u003e\n\n\n\n\u003cdiv class=\"custom-image-popup-overlay\" data-spec-popup\u003e\n\n \u003cdiv class=\"custom-image-popup-content\"\u003e\n\n \u003cbutton type=\"button\" class=\"custom-image-popup-close\" data-close-spec-popup aria-label=\"Close spec sheet popup\"\u003e\n\n ×\n\n \u003c\/button\u003e\n\n\n\n \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPL2-FF_Specs.png?v=1779115959\" alt=\"Wide frame aluminum exterior louver spec sheet\"\u003e\n\n \u003c\/div\u003e\n\n\u003c\/div\u003e\n\n\n\n\u003cscript\u003e\n\ndocument.addEventListener('DOMContentLoaded', function () {\n\n var details = document.querySelector('.custom-features-details');\n\n\n\n if (details) {\n\n function setInitialFeaturesState() {\n\n if (window.innerWidth \u003e 749) {\n\n details.setAttribute('open', '');\n\n } else {\n\n details.removeAttribute('open');\n\n }\n\n }\n\n\n\n setInitialFeaturesState();\n\n\n\n var lastMobileState = window.innerWidth \u003c= 749;\n\n\n\n window.addEventListener('resize', function () {\n\n var isMobileNow = window.innerWidth \u003c= 749;\n\n\n\n if (isMobileNow !== lastMobileState) {\n\n lastMobileState = isMobileNow;\n\n setInitialFeaturesState();\n\n }\n\n });\n\n }\n\n\n\n var popup = document.querySelector('[data-spec-popup]');\n\n\n\n if (popup \u0026\u0026 popup.parentNode !== document.body) {\n\n document.body.appendChild(popup);\n\n }\n\n\n\n document.addEventListener('click', function (event) {\n\n var openButton = event.target.closest('[data-open-spec-popup]');\n\n var closeButton = event.target.closest('[data-close-spec-popup]');\n\n var activePopup = document.querySelector('[data-spec-popup]');\n\n\n\n if (openButton \u0026\u0026 activePopup) {\n\n event.preventDefault();\n\n event.stopPropagation();\n\n activePopup.classList.add('is-active');\n\n document.body.style.overflow = 'hidden';\n\n return;\n\n }\n\n\n\n if (closeButton \u0026\u0026 activePopup) {\n\n event.preventDefault();\n\n activePopup.classList.remove('is-active');\n\n document.body.style.overflow = '';\n\n return;\n\n }\n\n\n\n if (activePopup \u0026\u0026 event.target === activePopup) {\n\n activePopup.classList.remove('is-active');\n\n document.body.style.overflow = '';\n\n }\n\n });\n\n\n\n document.addEventListener('keydown', function (event) {\n\n var activePopup = document.querySelector('[data-spec-popup]');\n\n\n\n if (event.key === 'Escape' \u0026\u0026 activePopup) {\n\n activePopup.classList.remove('is-active');\n\n document.body.style.overflow = '';\n\n }\n\n });\n\n});\n\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"2\" Drainable Vent (Flange Frame)","offer_id":50055583367405,"sku":"HPL2-FF","price":43.06,"currency_code":"USD","in_stock":true},{"title":"Default_cpc_AE0E269AB4134","offer_id":50055583400173,"sku":null,"price":54.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILLRAWALUMINUM_-HPL2-FF.png?v=1780196645"},{"product_id":"45-thinline-channel-frame-aluminum-exterior-louver-gable-vent-for-walls-crawlspaces-with-screen-protector","title":"45° Thinline Channel Frame Aluminum Exterior Louver Gable Vent for Walls \u0026 Crawlspaces with Screen Protector","description":"","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":49390595408109,"sku":"HPLTL-45-CF","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/45-thinline-aluminum-exterior-louver-gable-vent-for-walls-crawlspaces-with-screen-protectorspecial-weather-louver-3.png?v=1771509992"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/collections\/36-in-width-x-6-in-height-461575.jpg?v=1743790761","url":"https:\/\/hvacpremium.com\/collections\/36-inches-w-x-6-inches-h.oembed?page=2","provider":"HVAC Premium","version":"1.0","type":"link"}