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Title","offer_id":52410755055905,"sku":"180339","price":153.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/180339.MAIN.jpg?v=1772490856"},{"product_id":"fb218-14-r-8-silver-jackt-flx","title":"FB218 14\" R-8 SILVER JACKT FLX","description":"","brand":"H\u0026C FLEX (MUELLER INDUSTRIES)","offers":[{"title":"Default Title","offer_id":52410755088673,"sku":"180340","price":182.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/180340.MAIN.jpg?v=1772490857"},{"product_id":"fb218-16-r-8-silver-jackt-flx","title":"FB218 16\" R-8 SILVER JACKT FLX","description":"","brand":"H\u0026C FLEX (MUELLER INDUSTRIES)","offers":[{"title":"Default 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PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833469729,"sku":"4E6","price":20.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4E6.MAIN.jpg?v=1772492170"},{"product_id":"4-double-wall-adj-90","title":"4 DOUBLE WALL ADJ 90","description":"\u003cp\u003e4 DOUBLE WALL ADJ 90\u003c\/p\u003e\n\u003ch2 data-section-id=\"mipyxe\" data-start=\"141\" data-end=\"157\"\u003e🔧 What it is\u003c\/h2\u003e\n\u003cul data-start=\"158\" data-end=\"368\"\u003e\n\u003cli data-section-id=\"1t5tuy7\" data-start=\"158\" data-end=\"176\"\u003eSize: \u003cstrong data-start=\"166\" data-end=\"176\"\u003e4 inch\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"6794wz\" data-start=\"177\" data-end=\"235\"\u003eType: \u003cstrong data-start=\"185\" data-end=\"235\"\u003eAdjustable 90° elbow (adjustable bend fitting)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1t9dqjp\" data-start=\"236\" data-end=\"303\"\u003eConstruction: \u003cstrong data-start=\"252\" data-end=\"303\"\u003eDouble-wall (inner duct + insulated outer wall)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cpm1ai\" data-start=\"304\" data-end=\"368\"\u003eFunction: changes direction of airflow by up to \u003cstrong data-start=\"354\" data-end=\"368\"\u003e90 degrees\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"370\" data-end=\"373\"\u003e\n\u003ch2 data-section-id=\"mzz3kp\" data-start=\"375\" data-end=\"393\"\u003e⚙️ What it does\u003c\/h2\u003e\n\u003cul data-start=\"394\" data-end=\"609\"\u003e\n\u003cli data-section-id=\"q6pfg\" data-start=\"394\" data-end=\"442\"\u003eRedirects airflow in a \u003cstrong data-start=\"419\" data-end=\"442\"\u003e4\" duct\/vent system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ckr3y8\" data-start=\"443\" data-end=\"503\"\u003eAdjustable design allows angle flexibility (not fixed 90°)\u003c\/li\u003e\n\u003cli data-section-id=\"hy7dzy\" data-start=\"504\" data-end=\"542\"\u003eMaintains \u003cstrong data-start=\"516\" data-end=\"542\"\u003einsulated airflow path\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1y15msr\" data-start=\"543\" data-end=\"609\"\u003eReduces:\n\u003cul data-start=\"556\" data-end=\"609\"\u003e\n\u003cli data-section-id=\"j5xu2b\" data-start=\"556\" data-end=\"569\"\u003eHeat loss\u003c\/li\u003e\n\u003cli data-section-id=\"ki2lvv\" data-start=\"572\" data-end=\"588\"\u003eCondensation\u003c\/li\u003e\n\u003cli data-section-id=\"1vx1665\" data-start=\"591\" data-end=\"609\"\u003eNoise transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"611\" data-end=\"648\"\u003e\u003cspan class=\"inline-block align-middle\"\u003e\u003cspan class=\"katex\"\u003e\u003cspan class=\"katex-mathml\"\u003e\u003cmath xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"\u003e\u003csemantics\u003e\u003cmrow\u003e\u003cmsup\u003e\u003cmn\u003e90\u003c\/mn\u003e\u003cmo\u003e∘\u003c\/mo\u003e\u003c\/msup\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003e90^\\circ\u003c\/annotation\u003e\u003c\/semantics\u003e\u003c\/math\u003e\u003c\/span\u003e\u003cspan class=\"katex-html\" aria-hidden=\"true\"\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord\"\u003e9\u003c\/span\u003e\u003cspan class=\"mord\"\u003e0\u003cspan class=\"msupsub\"\u003e\u003cspan class=\"vlist-t\"\u003e\u003cspan class=\"vlist-r\"\u003e\u003cspan class=\"vlist\"\u003e\u003cspan\u003e\u003cspan class=\"pstrut\"\u003e\u003c\/span\u003e\u003cspan class=\"sizing reset-size6 size3 mtight\"\u003e\u003cspan class=\"mbin mtight\"\u003e∘\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"650\" data-end=\"653\"\u003e\n\u003ch2 data-section-id=\"173plne\" data-start=\"655\" data-end=\"673\"\u003e🧱 Key features\u003c\/h2\u003e\n\u003cul data-start=\"674\" data-end=\"938\"\u003e\n\u003cli data-section-id=\"1mr84wu\" data-start=\"674\" data-end=\"723\"\u003e\u003cstrong data-start=\"676\" data-end=\"723\"\u003eAdjustable elbow (flexible angle up to 90°)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1e1h6ii\" data-start=\"724\" data-end=\"782\"\u003eDouble-wall construction for insulation and durability\u003c\/li\u003e\n\u003cli data-section-id=\"10xrlrz\" data-start=\"783\" data-end=\"827\"\u003eInner liner maintains airflow efficiency\u003c\/li\u003e\n\u003cli data-section-id=\"6u9yhe\" data-start=\"828\" data-end=\"876\"\u003eOuter shell provides protection and rigidity\u003c\/li\u003e\n\u003cli data-section-id=\"1561ru4\" data-start=\"877\" data-end=\"938\"\u003eSlip-fit or gasketed connections depending on system typ\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833535265,"sku":"4EAL","price":41.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/download_10_08488057-0b55-4c9c-8d1c-2f544cddee74.jpg?v=1778618925"},{"product_id":"4-double-wall-cap","title":"4 DOUBLE WALL CAP","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833568033,"sku":"4ECW","price":27.05,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4ECW.MAIN.jpg?v=1772492173"},{"product_id":"4-draft-hood-conn-dbl-wall","title":"4 DRAFT HOOD CONN DBL WALL","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833633569,"sku":"4EDC","price":20.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4EDC.MAIN.jpg?v=1772492175"},{"product_id":"4-x-5-dbl-wall-increaser","title":"4 X 5 DBL WALL INCREASER","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833699105,"sku":"4EIX5","price":38.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4EIX5.PART1.jpg?v=1772492178"},{"product_id":"4-x-6-dbl-wall-increaser","title":"4 X 6 DBL WALL INCREASER","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default 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COLLAR","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410833961249,"sku":"4ESC","price":6.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4ESC.MAIN.jpg?v=1772492186"},{"product_id":"4-double-wall-tee","title":"4 DOUBLE WALL TEE","description":"\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--header-height)\" dir=\"auto\" data-turn-id=\"f13ec8ec-bbca-4f3c-9225-15b0b7479961\" data-turn-id-container=\"f13ec8ec-bbca-4f3c-9225-15b0b7479961\" data-testid=\"conversation-turn-149\" data-scroll-anchor=\"false\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cdiv class=\"contents\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"relative w-full overflow-visible\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none [--shadow-height:45px] has-data-writing-block:pointer-events-none has-data-writing-block:-mt-(--shadow-height) has-data-writing-block:pt-(--shadow-height) [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto [content-visibility:auto] supports-[content-visibility:auto]:[contain-intrinsic-size:auto_100lvh] R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:b59f6ed6-1cf2-4e0a-bcbb-49d916713c87-75\" data-turn-id-container=\"request-WEB:b59f6ed6-1cf2-4e0a-bcbb-49d916713c87-75\" data-testid=\"conversation-turn-150\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"565763dd-da7e-4de3-9955-bf5bc8b03e60\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"188\"\u003e\u003cstrong data-start=\"0\" data-end=\"22\"\u003e4\" DOUBLE WALL TEE\u003c\/strong\u003e is a \u003cstrong data-start=\"28\" data-end=\"187\"\u003e4-inch double-wall duct\/vent tee fitting used to branch or combine airflow in venting systems while maintaining insulation or heat separation between walls\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"190\" data-end=\"193\"\u003e\n\u003ch2 data-section-id=\"mipyxe\" data-start=\"195\" data-end=\"211\"\u003e🔧 What it is\u003c\/h2\u003e\n\u003cul data-start=\"212\" data-end=\"406\"\u003e\n\u003cli data-section-id=\"1t5tuy7\" data-start=\"212\" data-end=\"230\"\u003eSize: \u003cstrong data-start=\"220\" data-end=\"230\"\u003e4 inch\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8mn95p\" data-start=\"231\" data-end=\"265\"\u003eType: \u003cstrong data-start=\"239\" data-end=\"265\"\u003eTee fitting (T-branch)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jeacqq\" data-start=\"266\" data-end=\"326\"\u003eConstruction: \u003cstrong data-start=\"282\" data-end=\"326\"\u003eDouble-wall (inner liner + outer jacket)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"19fwtf5\" data-start=\"327\" data-end=\"406\"\u003eMaterial: typically \u003cstrong data-start=\"349\" data-end=\"406\"\u003egalvanized steel or aluminum insulated ducting system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"408\" data-end=\"411\"\u003e\n\u003ch2 data-section-id=\"mzz3kp\" data-start=\"413\" data-end=\"431\"\u003e⚙️ What it does\u003c\/h2\u003e\n\u003cul data-start=\"432\" data-end=\"596\"\u003e\n\u003cli data-section-id=\"1lxi6ql\" data-start=\"432\" data-end=\"484\"\u003eSplits or combines airflow in a \u003cstrong data-start=\"466\" data-end=\"484\"\u003e4\" duct system\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1f5afjv\" data-start=\"485\" data-end=\"529\"\u003eMaintains a \u003cstrong data-start=\"499\" data-end=\"529\"\u003esealed, insulated air path\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1y15msr\" data-start=\"530\" data-end=\"596\"\u003eReduces:\n\u003cul data-start=\"543\" data-end=\"596\"\u003e\n\u003cli data-section-id=\"j5xu2b\" data-start=\"543\" data-end=\"556\"\u003eHeat loss\u003c\/li\u003e\n\u003cli data-section-id=\"ki2lvv\" data-start=\"559\" data-end=\"575\"\u003eCondensation\u003c\/li\u003e\n\u003cli data-section-id=\"1vx1665\" data-start=\"578\" data-end=\"596\"\u003eNoise transfer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"598\" data-end=\"635\"\u003e\u003cspan class=\"inline-block align-middle\"\u003e\u003cspan class=\"katex\"\u003e\u003cspan class=\"katex-mathml\"\u003e\u003cmath xmlns=\"http:\/\/www.w3.org\/1998\/Math\/MathML\"\u003e\u003csemantics\u003e\u003cmrow\u003e\u003cmi\u003eQ\u003c\/mi\u003e\u003cmo\u003e=\u003c\/mo\u003e\u003cmi\u003eA\u003c\/mi\u003e\u003cmo\u003e⋅\u003c\/mo\u003e\u003cmi\u003ev\u003c\/mi\u003e\u003c\/mrow\u003e\u003cannotation encoding=\"application\/x-tex\"\u003eQ = A \\cdot v\u003c\/annotation\u003e\u003c\/semantics\u003e\u003c\/math\u003e\u003c\/span\u003e\u003cspan class=\"katex-html\" aria-hidden=\"true\"\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003eQ\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003cspan class=\"mrel\"\u003e=\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003eA\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003cspan class=\"mbin\"\u003e⋅\u003c\/span\u003e\u003cspan class=\"mspace\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003cspan class=\"base\"\u003e\u003cspan class=\"strut\"\u003e\u003c\/span\u003e\u003cspan class=\"mord mathnormal\"\u003ev\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"637\" data-end=\"640\"\u003e\n\u003ch2 data-section-id=\"173plne\" data-start=\"642\" data-end=\"660\"\u003e🧱 Key features\u003c\/h2\u003e\n\u003cul data-start=\"661\" data-end=\"953\"\u003e\n\u003cli data-section-id=\"1d6qsxj\" data-start=\"661\" data-end=\"728\"\u003e\u003cstrong data-start=\"663\" data-end=\"728\"\u003eInner duct + outer protective wall (double-wall construction)\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1617omb\" data-start=\"729\" data-end=\"782\"\u003eHelps maintain temperature of moving air or exhaust\u003c\/li\u003e\n\u003cli data-section-id=\"1l3oksi\" data-start=\"783\" data-end=\"833\"\u003eProvides structural rigidity vs single-wall duct\u003c\/li\u003e\n\u003cli data-section-id=\"fg1kb8\" data-start=\"834\" data-end=\"888\"\u003eSlip-fit or gasketed connections depending on system\u003c\/li\u003e\n\u003cli data-section-id=\"vuaw9d\" data-start=\"889\" data-end=\"953\"\u003eOften used with HVAC or vent pipe systems requiring insulation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"955\" data-end=\"958\"\u003e\n\u003ch2 data-section-id=\"rh5jo2\" data-start=\"960\" data-end=\"987\"\u003e🏗️ Typical applications\u003c\/h2\u003e\n\u003cul data-start=\"988\" data-end=\"1174\"\u003e\n\u003cli data-section-id=\"17czzs5\" data-start=\"988\" data-end=\"1013\"\u003eHVAC ductwork systems\u003c\/li\u003e\n\u003cli data-section-id=\"aec2ub\" data-start=\"1014\" data-end=\"1048\"\u003eCommercial exhaust ventilation\u003c\/li\u003e\n\u003cli data-section-id=\"12iwryj\" data-start=\"1049\" data-end=\"1096\"\u003eDryer or appliance venting (insulated runs)\u003c\/li\u003e\n\u003cli data-section-id=\"qb60bg\" data-start=\"1097\" data-end=\"1133\"\u003eMechanical room air distribution\u003c\/li\u003e\n\u003cli data-section-id=\"1lbc67y\" data-start=\"1134\" data-end=\"1174\"\u003eIndustrial exhaust or intake systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834026785,"sku":"4ET","price":56.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/download_1_09271000-671c-4e7a-80f7-8184b2c88104.webp?v=1778618845"},{"product_id":"4-fpt-universal-adapt","title":"4 FPT UNIVERSAL ADAPT","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834092321,"sku":"4EUA-F","price":40.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4EUA_F.MAIN.jpg?v=1772492191"},{"product_id":"4-mpt-universal-adapt","title":"4 MPT UNIVERSAL ADAPT","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834190625,"sku":"4EUA-M","price":40.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4EUA_M.MAIN.jpg?v=1772492194"},{"product_id":"4-vent-collar","title":"4 VENT COLLAR","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834223393,"sku":"4EVC","price":6.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4EVC.PART1.jpg?v=1772492195"},{"product_id":"4-x-2-ameri-flex-pipe","title":"4 X 2' AMERI-FLEX PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834288929,"sku":"4FC24","price":32.78,"currency_code":"USD","in_stock":true}]},{"product_id":"4-x-3-ameri-flex-pipe","title":"4 X 3' AMERI-FLEX PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834321697,"sku":"4FC3","price":37.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4FC3.MAIN.jpg?v=1772492199"},{"product_id":"4-x-4-ameri-flex-pipe","title":"4 X 4' AMERI-FLEX PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834354465,"sku":"4FC4","price":42.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4FC4.PART1.jpg?v=1772492200"},{"product_id":"4-x-5-ameri-flex-pipe","title":"4 X 5' AMERI-FLEX PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834420001,"sku":"4FC5","price":52.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4FC5.PART1.jpg?v=1772492202"},{"product_id":"4-vent-pipe-hanger","title":"4 VENT PIPE HANGER","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410834518305,"sku":"4VPH","price":12.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/4VPH.MAIN.jpg?v=1772492205"},{"product_id":"5-x-12-double-wall-pipe","title":"5 X 12 DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838450465,"sku":"5E12","price":26.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E12.PART1.jpg?v=1772492305"},{"product_id":"5-x-18-double-wall-pipe","title":"5 X 18 DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838483233,"sku":"5E18","price":27.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E18.MAIN.jpg?v=1772492307"},{"product_id":"5-x-24-double-wall-pipe","title":"5 X 24 DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838712609,"sku":"5E24","price":37.03,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E24.MAIN.jpg?v=1772492309"},{"product_id":"5-x-3-double-wall-pipe","title":"5 X 3' DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838745377,"sku":"5E3","price":45.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E3.MAIN.jpg?v=1772492311"},{"product_id":"5-x-4-double-wall-pipe","title":"5 X 4' DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838778145,"sku":"5E4","price":64.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E4.PART1.jpg?v=1772492313"},{"product_id":"5-x-5-double-wall-pipe","title":"5 X 5' DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838843681,"sku":"5E5","price":76.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E5.MAIN.jpg?v=1772492315"},{"product_id":"5-x-6-double-wall-pipe","title":"5 X 6\" DOUBLE WALL PIPE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410838909217,"sku":"5E6","price":23.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5E6.PART1.jpg?v=1772492317"},{"product_id":"5-double-wall-adj-90","title":"5 DOUBLE WALL ADJ 90","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410839105825,"sku":"5EAL","price":59.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5EAL.MAIN.jpg?v=1772492319"},{"product_id":"5-double-wall-cap","title":"5 DOUBLE WALL CAP","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410839138593,"sku":"5ECW","price":34.48,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5ECW.MAIN.jpg?v=1772492321"},{"product_id":"5-flashing-dbl-wall","title":"5 FLASHING DBL WALL","description":"\u003cp data-start=\"0\" data-end=\"118\"\u003e\u003cstrong data-start=\"0\" data-end=\"24\"\u003e5\" FLASHING DBL WALL\u003c\/strong\u003e is a \u003cstrong data-start=\"30\" data-end=\"117\"\u003e5-inch double-wall roof flashing used in plumbing vent or exhaust roof penetrations\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"120\" data-end=\"123\"\u003e\n\u003ch2 data-section-id=\"mipyxe\" data-start=\"125\" data-end=\"141\"\u003e🔧 What it is\u003c\/h2\u003e\n\u003cul data-start=\"142\" data-end=\"380\"\u003e\n\u003cli data-section-id=\"tgzmu2\" data-start=\"142\" data-end=\"180\"\u003eSize: \u003cstrong data-start=\"150\" data-end=\"180\"\u003e5 inch (fits 5\" pipe\/vent)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"14mjbi\" data-start=\"181\" data-end=\"206\"\u003eType: \u003cstrong data-start=\"189\" data-end=\"206\"\u003eRoof flashing\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"te9zw3\" data-start=\"207\" data-end=\"279\"\u003eConstruction: \u003cstrong data-start=\"223\" data-end=\"279\"\u003eDBL WALL = double-wall design (inner + outer sleeve)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"n8unxm\" data-start=\"280\" data-end=\"380\"\u003eMaterial: typically \u003cstrong data-start=\"302\" data-end=\"380\"\u003ealuminum, galvanized steel, or rubber boot + metal base depending on style\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"382\" data-end=\"385\"\u003e\n\u003ch2 data-section-id=\"mzz3kp\" data-start=\"387\" data-end=\"405\"\u003e⚙️ What it does\u003c\/h2\u003e\n\u003cul data-start=\"406\" data-end=\"613\"\u003e\n\u003cli data-section-id=\"12e0obi\" data-start=\"406\" data-end=\"455\"\u003eSeals where a \u003cstrong data-start=\"422\" data-end=\"455\"\u003e5\" pipe passes through a roof\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ikcn84\" data-start=\"456\" data-end=\"550\"\u003ePrevents:\n\u003cul data-start=\"470\" data-end=\"550\"\u003e\n\u003cli data-section-id=\"tfiy0d\" data-start=\"470\" data-end=\"485\"\u003eWater leaks\u003c\/li\u003e\n\u003cli data-section-id=\"1nvygaw\" data-start=\"488\" data-end=\"512\"\u003eRoof membrane damage\u003c\/li\u003e\n\u003cli data-section-id=\"a0vm8h\" data-start=\"515\" data-end=\"550\"\u003eDebris entry around penetration\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1utsspu\" data-start=\"551\" data-end=\"613\"\u003eAllows pipe movement while maintaining a \u003cstrong data-start=\"594\" data-end=\"613\"\u003ewatertight seal\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"615\" data-end=\"618\"\u003e\n\u003ch2 data-section-id=\"173plne\" data-start=\"620\" data-end=\"638\"\u003e🧱 Key features\u003c\/h2\u003e\n\u003cul data-start=\"639\" data-end=\"924\"\u003e\n\u003cli data-section-id=\"3gw7y2\" data-start=\"639\" data-end=\"733\"\u003e\n\u003cstrong data-start=\"641\" data-end=\"669\"\u003eDouble-wall construction\u003c\/strong\u003e\n\u003cul data-start=\"672\" data-end=\"733\"\u003e\n\u003cli data-section-id=\"x7exvi\" data-start=\"672\" data-end=\"697\"\u003eInner sleeve seals pipe\u003c\/li\u003e\n\u003cli data-section-id=\"j07wrj\" data-start=\"700\" data-end=\"733\"\u003eOuter flange seals roof surface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"w4cmw1\" data-start=\"734\" data-end=\"800\"\u003eDesigned for \u003cstrong data-start=\"749\" data-end=\"800\"\u003event stacks, exhaust pipes, or mechanical vents\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"m3q9j5\" data-start=\"801\" data-end=\"858\"\u003eCompatible with flat or pitched roofs (varies by model)\u003c\/li\u003e\n\u003cli data-section-id=\"4j0jjd\" data-start=\"859\" data-end=\"924\"\u003eUsually paired with roofing sealant or membrane flashing system\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"926\" data-end=\"929\"\u003e\n\u003ch2 data-section-id=\"rh5jo2\" data-start=\"931\" data-end=\"958\"\u003e🏗️ Typical applications\u003c\/h2\u003e\n\u003cul data-start=\"959\" data-end=\"1110\"\u003e\n\u003cli data-section-id=\"j6da62\" data-start=\"959\" data-end=\"983\"\u003ePlumbing vent stacks\u003c\/li\u003e\n\u003cli data-section-id=\"12snpwk\" data-start=\"984\" data-end=\"1013\"\u003eHVAC exhaust penetrations\u003c\/li\u003e\n\u003cli data-section-id=\"1y1plnj\" data-start=\"1014\" data-end=\"1048\"\u003eCommercial roof piping systems\u003c\/li\u003e\n\u003cli data-section-id=\"lvbjrv\" data-start=\"1049\" data-end=\"1079\"\u003eMechanical room roof exits\u003c\/li\u003e\n\u003cli data-section-id=\"poneog\" data-start=\"1080\" data-end=\"1110\"\u003eIndustrial venting systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1112\" data-end=\"1115\"\u003e\n\u003ch2 data-section-id=\"14mrwrq\" data-start=\"1117\" data-end=\"1141\"\u003e🧠 Simple explanation\u003c\/h2\u003e\n\u003cp data-start=\"1142\" data-end=\"1275\"\u003eIt’s basically a \u003cstrong data-start=\"1159\" data-end=\"1274\"\u003eroof gasket and sleeve that seals around a 5-inch pipe where it comes through the roof so water doesn’t leak in\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1277\" data-end=\"1280\"\u003e\n\u003ch2 data-section-id=\"f1u13p\" data-start=\"1282\" data-end=\"1313\"\u003e💡 Why “double wall” matters\u003c\/h2\u003e\n\u003cul data-start=\"1314\" data-end=\"1457\"\u003e\n\u003cli data-section-id=\"1et2nx4\" data-start=\"1314\" data-end=\"1342\"\u003eAdds extra sealing layer\u003c\/li\u003e\n\u003cli data-section-id=\"66m7hz\" data-start=\"1343\" data-end=\"1395\"\u003eImproves durability against weather and movement\u003c\/li\u003e\n\u003cli data-section-id=\"g4hdip\" data-start=\"1396\" data-end=\"1457\"\u003eBetter long-term waterproofing than single-wall flashings\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410839204129,"sku":"5EF","price":30.94,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/download_8_84f2c843-57fa-460f-827e-b11e6b73910c.jpg?v=1778618412"},{"product_id":"5-x-6-dbl-wall-increaser","title":"5 X 6 DBL WALL INCREASER","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default Title","offer_id":52410839269665,"sku":"5EIX6","price":38.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/1905\/1041\/files\/5EIX6.PART1.jpg?v=1772492325"},{"product_id":"5-double-wall-tee","title":"5 DOUBLE WALL TEE","description":"","brand":"AMERICAN METAL PRODUCTS CORP","offers":[{"title":"Default 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