{"product_id":"duravent-concentric-vent-system-3-x-5-galvalume-firestop-support","title":"DuraVent Concentric Vent System 3\" x 5\" Galvalume Firestop Support","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent Concentric Vent System 3\" x 5\" Galvalume Firestop Support\u003c\/h3\u003e\n\u003cp data-start=\"0\" data-end=\"644\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"74\"\u003eDuraVent Concentric Vent System 3\" x 5\" Galvalume Firestop Support\u003c\/strong\u003e is a reliable concentric vent support accessory designed to provide secure pipe positioning and fire protection for direct vent gas appliance installations. Engineered for the DuraVent Concentric Vent System (CVS), this firestop support is designed for vent systems featuring a 3-inch inner diameter and 5-inch outer diameter. The CVS offers an economical solution for condensing and non-condensing appliances, featuring a UL 1738-approved super-ferritic stainless steel inner wall for superior corrosion resistance and long-lasting performance.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"646\" data-end=\"1278\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eBuilt for professional HVAC venting applications, the DuraVent Galvalume Firestop Support helps maintain proper vent clearances while supporting safe installation through combustible materials. The CVS system features an innovative twist-lock connection, integrated O-ring sealing technology, and a built-in condensate management system to prevent standing condensation and exhaust leakage. Ideal for high-efficiency gas furnaces, boilers, water heaters, and direct vent heating systems, this firestop support delivers dependable stability, safety, and performance as part of a complete concentric vent solution.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-13\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\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-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-13\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-13\" data-testid=\"conversation-turn-1690\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto [--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 data-conversation-screenshot-content=\"\" 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=\"8053477f-10df-4080-80ec-3338ea660595\" dir=\"auto\" data-message-model-slug=\"gpt-5-5-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\"\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\u003cul data-start=\"0\" data-end=\"1522\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"oevzuj\" data-start=\"0\" data-end=\"206\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"73\" data-is-only-node=\"\"\u003eDuraVent Concentric Vent System 3\" x 5\" Galvalume Firestop Support:\u003c\/strong\u003e Premium concentric vent firestop accessory designed for safe and secure gas appliance through-the-wall vent installations.\u003c\/li\u003e\n\u003cli data-section-id=\"pxqsg8\" data-start=\"207\" data-end=\"381\"\u003e\n\u003cstrong data-start=\"209\" data-end=\"243\" data-is-only-node=\"\"\u003eThrough-the-Wall Vent Support:\u003c\/strong\u003e Specifically engineered for horizontal wall venting applications, helping maintain proper vent positioning and installation safety.\u003c\/li\u003e\n\u003cli data-section-id=\"1ivmwes\" data-start=\"382\" data-end=\"536\"\u003e\n\u003cstrong data-start=\"384\" data-end=\"413\" data-is-only-node=\"\"\u003eFits Standard Wall Studs:\u003c\/strong\u003e Designed to fit between standard wall studs for easier installation in residential and commercial HVAC applications.\u003c\/li\u003e\n\u003cli data-section-id=\"1efla0l\" data-start=\"537\" data-end=\"692\"\u003e\n\u003cstrong data-start=\"539\" data-end=\"564\" data-is-only-node=\"\"\u003eGas Application Only:\u003c\/strong\u003e Approved for use with gas fuel appliances, including compatible high-efficiency furnaces, boilers, and water heaters.\u003c\/li\u003e\n\u003cli data-section-id=\"1ghlj0o\" data-start=\"693\" data-end=\"833\"\u003e\n\u003cstrong data-start=\"695\" data-end=\"731\" data-is-only-node=\"\"\u003eMaintains Proper Vent Clearance:\u003c\/strong\u003e Helps support safe vent routing while maintaining required clearances around combustible materials.\u003c\/li\u003e\n\u003cli data-section-id=\"12o1j1h\" data-start=\"834\" data-end=\"1011\"\u003e\n\u003cstrong data-start=\"836\" data-end=\"881\" data-is-only-node=\"\"\u003eCompatible with 3\" x 5\" CVS Vent Systems:\u003c\/strong\u003e Designed for the DuraVent Concentric Vent System featuring a 3-inch inner diameter and 5-inch outer diameter configuration.\u003c\/li\u003e\n\u003cli data-section-id=\"f7pu0z\" data-start=\"1012\" data-end=\"1166\"\u003e\n\u003cstrong data-start=\"1014\" data-end=\"1049\" data-is-only-node=\"\"\u003eDurable Galvalume Construction:\u003c\/strong\u003e Manufactured with a corrosion-resistant galvalume finish for reliable performance and long-lasting protection.\u003c\/li\u003e\n\u003cli data-section-id=\"j69108\" data-start=\"1167\" data-end=\"1328\"\u003e\n\u003cstrong data-start=\"1169\" data-end=\"1214\" data-is-only-node=\"\"\u003eProfessional HVAC Installation Component:\u003c\/strong\u003e Provides a secure solution for direct vent gas appliance systems requiring proper wall penetration support.\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\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuraVent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35CVS-FS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3\" x 5\" Concentric Vent System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFirestop Support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"text-align: center;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLimited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDocuments \u0026amp; Files\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/DV_CVS_CT-001E_04-23.pdf?v=1696889367\" target=\"_blank\"\u003eProduct Brochure\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L919_W.pdf?v=1696889633\" target=\"_blank\"\u003eConcentric Vent System Sale Sheet\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L916.pdf?v=1696889443\" target=\"_blank\"\u003eInstallation Instructions\u003cbr\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":47478927819043,"sku":"35CVS-FS","price":45.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-Concentric-Vent-System-3_-x-5_-Galvalume-Firestop-Support-DuraVent-Dreamwood-Living-25996496.jpg?v=1780434616","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-concentric-vent-system-3-x-5-galvalume-firestop-support","provider":"Dreamwood Living","version":"1.0","type":"link"}