{"title":"2 in. Width x 40 in. Height","description":"","products":[{"product_id":"wide-frame-aluminum-exterior-louver-vent-for-walls-crawlspace-weather-resistant-with-screen-mesh","title":"2\" Non-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":"Default Title","offer_id":50055794426093,"sku":"HPL2-WF","price":52.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAWALUMINUM_-HPL2-WF.png?v=1785204426"},{"product_id":"no-frame-aluminum-exterior-louver-vent-for-walls-crawlspace-weather-resistant-with-screen-mesh","title":"2\" Non-Drainable Outdoor Louver Gable Vent (Channel Frame) - Customizable","description":"\u003cstyle\u003e\n\n .custom-features-box {\n\n margin: 0;\n\n max-width: 1200px;\n\n width: 100%;\n\n box-sizing: border-box;\n\n font-family: Arial, sans-serif;\n\n color: #111;\n\n overflow-x: hidden;\n\n }\n\n\n\n .custom-features-box p {\n\n margin: 0 0 28px;\n\n font-size: 15px;\n\n line-height: 1.6;\n\n color: #111;\n\n }\n\n\n\n .custom-features-details {\n\n margin-top: 8px;\n\n width: 100%;\n\n box-sizing: border-box;\n\n }\n\n\n\n .custom-features-details summary {\n\n list-style: none;\n\n cursor: pointer;\n\n margin: 0 0 18px;\n\n padding: 0 4px 10px 0;\n\n border-bottom: 2px solid #5296dd;\n\n color: #5296dd;\n\n font-size: 15px;\n\n line-height: 1.2;\n\n font-weight: 700;\n\n text-transform: uppercase;\n\n display: flex;\n\n align-items: center;\n\n justify-content: space-between;\n\n width: 100%;\n\n max-width: 100%;\n\n box-sizing: border-box;\n\n overflow: hidden;\n\n }\n\n\n\n .custom-features-details summary::-webkit-details-marker {\n\n display: none;\n\n }\n\n\n\n .custom-features-details summary::after {\n\n content: \"\";\n\n width: 10px;\n\n height: 10px;\n\n border-right: 2px solid #5296dd;\n\n border-bottom: 2px solid #5296dd;\n\n transform: rotate(45deg);\n\n transition: transform 0.25s ease;\n\n margin-left: 12px;\n\n margin-right: 2px;\n\n flex-shrink: 0;\n\n }\n\n\n\n .custom-features-details[open] summary::after {\n\n transform: rotate(225deg);\n\n }\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: fixed;\n\n z-index: 999999;\n\n inset: 0;\n\n background: rgba(0, 0, 0, 0.85);\n\n align-items: center;\n\n justify-content: center;\n\n padding: 20px;\n\n box-sizing: border-box;\n\n }\n\n\n\n .custom-image-popup-overlay.is-active {\n\n display: flex !important;\n\n }\n\n\n\n .custom-image-popup-content {\n\n position: relative;\n\n max-width: calc(100vw - 40px);\n\n max-height: 90vh;\n\n }\n\n\n\n .custom-image-popup-content img {\n\n max-width: calc(100vw - 40px);\n\n max-height: 90vh;\n\n width: auto;\n\n height: auto;\n\n display: block;\n\n background: #fff;\n\n }\n\n\n\n .custom-image-popup-close {\n\n position: absolute;\n\n top: -12px;\n\n right: -12px;\n\n width: 36px;\n\n height: 36px;\n\n border: none;\n\n border-radius: 50%;\n\n background: #fff;\n\n color: #000;\n\n font-size: 24px;\n\n cursor: pointer;\n\n font-weight: 700;\n\n line-height: 36px;\n\n text-align: center;\n\n z-index: 2;\n\n }\n\n\n\n @media screen and (max-width: 990px) {\n\n .custom-features-box ul {\n\n 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 Channel 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 channel 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\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-CF_Specs.png?v=1779116236\" alt=\"channel 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":"Default Title","offer_id":50161492328685,"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=1785204373"},{"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 Outdoor Louver Gable Vent (Flange 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 45° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Flange Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\n\u003cdiv class=\"custom-features-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 45° horizontal blades on 3\/4\" spacing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and flange frame\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in durable powder coat finish standard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC\/ VTAC application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/450-thinline-louver-aluminum-exterior-gable-vent-for-walls-crawlspace-with-bird-screen-or-insect-screenspecial-weather-louver-782335.png?v=1773421064\" alt=\"Flange frame 45-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":46767710011629,"sku":"HPLTL-45-FF","price":33.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___45_HPLTL-FF.png?v=1785203614"},{"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 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 45° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Wide Flange Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\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 mounting surface coverage\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 45° horizontal blades on 3\/4\" spacing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and frame\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in durable powder coat finish standard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC\/ VTAC application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/450-thinline-aluminum-exterior-louver-gable-vent-for-walls-crawlspaces-with-screen-protectorspecial-weather-louver-731250.png?v=1743790754\" alt=\"Wide frame 45-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n \u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":46767810248941,"sku":"HPLTL-45-WF","price":41.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___45_HPLTL-WF.png?v=1785290130"},{"product_id":"no-frame-aluminum-exterior-louver-gable-vent-for-walls-crawlspace-weather-resistant-with-screen-protector-copy","title":"Bar Linear Grille w\/ Mud-In Flange","description":"\u003cdiv class=\"globo-formbuilder\" data-id=\"NTA4NTY=\"\u003e\u003cbr\u003e\u003c\/div\u003e\u003cbutton class=\"button btn globo-formbuilder-open\" data-id=\"NTgwOTA=\"\u003eContact us\u003c\/button\u003e\u003cdiv class=\"globo-formbuilder\" data-id=\"NTgwOTA=\"\u003e\u003c\/div\u003e","brand":"HVAC Premium","offers":[{"title":"Default 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fixed;\n\n z-index: 999999;\n\n inset: 0;\n\n background: rgba(0, 0, 0, 0.85);\n\n align-items: center;\n\n justify-content: center;\n\n padding: 20px;\n\n box-sizing: border-box;\n\n }\n\n\n\n .custom-image-popup-overlay.is-active {\n\n display: flex !important;\n\n }\n\n\n\n .custom-image-popup-content {\n\n position: relative;\n\n max-width: calc(100vw - 40px);\n\n max-height: 90vh;\n\n }\n\n\n\n .custom-image-popup-content img {\n\n max-width: calc(100vw - 40px);\n\n max-height: 90vh;\n\n width: auto;\n\n height: auto;\n\n display: block;\n\n background: #fff;\n\n }\n\n\n\n .custom-image-popup-close {\n\n position: absolute;\n\n top: -12px;\n\n right: -12px;\n\n width: 36px;\n\n height: 36px;\n\n border: none;\n\n border-radius: 50%;\n\n background: #fff;\n\n color: #000;\n\n font-size: 24px;\n\n cursor: pointer;\n\n font-weight: 700;\n\n line-height: 36px;\n\n text-align: center;\n\n z-index: 2;\n\n }\n\n\n\n @media screen and (max-width: 990px) {\n\n .custom-features-box ul {\n\n 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=\"flange 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":"Default Title","offer_id":50165504639213,"sku":"HPL2-FF","price":43.06,"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 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 45° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Channel Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\n\u003cdiv class=\"custom-features-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 45° horizontal blades on 3\/4\" spacing.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and channel frame.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC \/ VTAC applications.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e High-quality powder coat paint standard. Architectural-grade finish available. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/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-2.png?v=1771509992\" alt=\"Channel frame 45-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":49390595408109,"sku":"HPLTL-45-CF","price":33.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___45_HPLTL-CF.png?v=1785203756"},{"product_id":"30-thinline-channel-frame-aluminum-exterior-louver-gable-vent-for-walls-crawlspaces-with-screen-protector","title":"30° Thinline 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 30° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Channel Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\n\u003cdiv class=\"custom-features-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 30° horizontal blades on 3\/4\" spacing.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and channel frame.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC \/ VTAC applications.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e High-quality powder coat paint standard. Architectural-grade finish available. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/30-thinline-aluminum-exterior-louver-gable-vent-for-walls-crawlspaces-with-screen-protectorspecial-weather-louver-2.png?v=1771510296\" alt=\"Channel frame 30-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":49390638792941,"sku":"HPLTL-30-CF","price":33.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___30_HPLTL-CF.png?v=1785203630"},{"product_id":"30-thinline-outdoor-louver-gable-vent-wide-frame-customizable","title":"30° Thinline 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 30° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Wide Flange Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\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 mounting surface coverage\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 30° horizontal blades on 3\/4\" spacing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and frame\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in durable powder coat finish standard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC\/ VTAC application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPLTL-30-WF_Specs.png?v=1785348240\" alt=\"Wide frame 30-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":50351683109101,"sku":"HPLTL-30-WF","price":41.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___30_HPLTL-WF.png?v=1785288188"},{"product_id":"30-thinline-outdoor-louver-gable-vent-flange-frame-customizable","title":"30° Thinline Outdoor Louver Gable Vent (Flange 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::marker {\n display: none;\n content: \"\";\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 .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 .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 .hp-birdscreen-popup-link:hover {\n color: #002b5c;\n }\n\n .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n display: none;\n position: fixed;\n inset: 0;\n z-index: 999999;\n align-items: center;\n justify-content: center;\n padding: 20px;\n box-sizing: border-box;\n background: rgba(0, 0, 0, 0.85);\n }\n\n .hp-birdscreen-modal.hp-open,\n .custom-image-popup-overlay.is-active {\n display: flex !important;\n }\n\n .hp-birdscreen-popup,\n .custom-image-popup-content {\n position: relative;\n width: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 40px);\n max-width: 900px;\n padding: 20px;\n border-radius: 8px;\n overflow: auto;\n box-sizing: border-box;\n }\n\n .hp-birdscreen-image {\n display: block;\n width: 100%;\n height: auto;\n }\n\n .custom-image-popup-content img {\n display: block;\n width: auto;\n height: auto;\n max-width: calc(100vw - 40px);\n max-height: 90vh;\n background: #fff;\n }\n\n .hp-birdscreen-close,\n .custom-image-popup-close {\n position: absolute;\n top: -12px;\n right: -12px;\n width: 36px;\n height: 36px;\n padding: 0;\n border: none;\n border-radius: 50%;\n background: #fff;\n color: #000;\n font-size: 24px;\n font-weight: 700;\n line-height: 36px;\n text-align: center;\n cursor: pointer;\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 .hp-birdscreen-modal,\n .custom-image-popup-overlay {\n padding: 16px;\n }\n\n .hp-birdscreen-popup {\n width: calc(100% - 20px);\n padding: 15px;\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\u003cdiv class=\"custom-features-box\"\u003e\n\u003cp\u003eOur 30° Thinline Aluminum Louver Vent Exterior Air Grille for Walls, Gables \u0026amp; Crawlspaces is Weather-Resistant with a Flange Frame.\u003c\/p\u003e\n\u003cdetails class=\"custom-features-details\" open=\"\"\u003e\n\u003csummary\u003eFeatures\u003c\/summary\u003e\n\u003cdiv class=\"custom-features-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFixed 30° horizontal blades on 3\/4\" spacing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eFully extruded aluminum blades and flange frame\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eSupports are hidden behind blades for a clean appearance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e \u003cbutton type=\"button\" class=\"hp-birdscreen-popup-link\"\u003e Bird screen \u003c\/button\u003e is standard or optional insect screen. \u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in 1\" standard dimension increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eCustom sizes manufactured up to 1\/16\" increments.\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eAvailable in durable powder coat finish standard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003e73% free area for optimal performance\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"feature-bullet\"\u003e\u003c\/span\u003e \u003cstrong\u003eMounting available for PTAC\/ VTAC application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cbutton type=\"button\" class=\"custom-spec-popup-link\"\u003e View Spec Sheet \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c!-- BIRD SCREEN POPUP --\u003e\n\u003cdiv class=\"hp-birdscreen-modal\"\u003e\n\u003cdiv class=\"hp-birdscreen-popup\"\u003e\n\u003cbutton type=\"button\" class=\"hp-birdscreen-close\"\u003e × \u003c\/button\u003e \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\u003c!-- SPEC SHEET POPUP --\u003e\n\u003cdiv class=\"custom-image-popup-overlay\"\u003e\n\u003cdiv class=\"custom-image-popup-content\"\u003e\n\u003cbutton type=\"button\" class=\"custom-image-popup-close\"\u003e × \u003c\/button\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/HPLTL-30-FF_Specs.png?v=1785340956\" alt=\"Flange frame 30-degree aluminum exterior louver spec sheet\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function () {\n\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 birdPopup = document.querySelector('.hp-birdscreen-modal');\n var specPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdPopup \u0026\u0026 birdPopup.parentNode !== document.body) {\n document.body.appendChild(birdPopup);\n }\n\n if (specPopup \u0026\u0026 specPopup.parentNode !== document.body) {\n document.body.appendChild(specPopup);\n }\n\n document.addEventListener('click', function (event) {\n var birdOpenButton = event.target.closest('.hp-birdscreen-popup-link');\n var birdCloseButton = event.target.closest('.hp-birdscreen-close');\n\n var specOpenButton = event.target.closest('.custom-spec-popup-link');\n var specCloseButton = event.target.closest('.custom-image-popup-close');\n\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (birdOpenButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeBirdPopup.classList.add('hp-open');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (birdCloseButton \u0026\u0026 activeBirdPopup) {\n event.preventDefault();\n\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeBirdPopup \u0026\u0026\n event.target === activeBirdPopup\n ) {\n activeBirdPopup.classList.remove('hp-open');\n document.body.style.overflow = '';\n return;\n }\n\n if (specOpenButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n event.stopPropagation();\n\n activeSpecPopup.classList.add('is-active');\n document.body.style.overflow = 'hidden';\n return;\n }\n\n if (specCloseButton \u0026\u0026 activeSpecPopup) {\n event.preventDefault();\n\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n return;\n }\n\n if (\n activeSpecPopup \u0026\u0026\n event.target === activeSpecPopup\n ) {\n activeSpecPopup.classList.remove('is-active');\n document.body.style.overflow = '';\n }\n });\n\n document.addEventListener('keydown', function (event) {\n var activeBirdPopup = document.querySelector('.hp-birdscreen-modal');\n var activeSpecPopup = document.querySelector('.custom-image-popup-overlay');\n\n if (event.key === 'Escape') {\n if (activeBirdPopup) {\n activeBirdPopup.classList.remove('hp-open');\n }\n\n if (activeSpecPopup) {\n activeSpecPopup.classList.remove('is-active');\n }\n\n document.body.style.overflow = '';\n }\n });\n\n});\n\u003c\/script\u003e","brand":"HVAC Premium","offers":[{"title":"Default Title","offer_id":50351695134957,"sku":"HPLTL-30-FF","price":33.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0081\/8213\/6898\/files\/MILL_RAW_ALUMINUM___30_HPLTL-FF.png?v=1785265065"}],"url":"https:\/\/hvacpremium.com\/collections\/2-in-width-x-40-in-height.oembed","provider":"HVAC Premium","version":"1.0","type":"link"}