{"product_id":"duravent-15-flex-pipe-length-duraflex-304-stainless-steel-basic-kit","title":"DuraVent 15' Flex Pipe Length DuraFlex 304 Stainless Steel Basic Kit","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent 15' Flex Pipe Length DuraFlex 304 Stainless Steel Basic Kit\u003c\/h3\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-4\" 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-4\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-4\" data-testid=\"conversation-turn-1768\" 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=\"afc3d87e-b324-4a74-9e13-e5f50459f674\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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\u003cp data-start=\"0\" data-end=\"678\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"59\"\u003eDuraVent 15' DuraFlex 304 Stainless Steel Basic Kit\u003c\/strong\u003e is a dependable chimney liner kit designed for efficient masonry chimney relining in residential heating applications. Featuring a 15-foot flexible 304 stainless steel chimney liner, this kit is ideal for wood-burning fireplaces, wood stoves, non-condensing gas appliances, and oil-fired heating systems with minimal chimney offsets. Its lightweight, flexible construction simplifies installation while delivering reliable venting performance. Manufactured for durability and corrosion resistance, the DuraFlex 304 system is UL 1777 and ULC S635 listed, ensuring trusted safety and code compliance.\u003c\/p\u003e\n\u003cp data-start=\"680\" data-end=\"1251\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eDesigned for professional chimney restoration and venting upgrades, the DuraFlex 304 Basic Kit helps improve flue gas flow while protecting masonry chimneys from heat, moisture, and corrosive byproducts. The flexible liner conforms easily to existing chimney structures, making it an excellent solution for relining older chimneys without extensive modifications. Whether upgrading a fireplace insert, furnace, boiler, or oil appliance, this stainless steel chimney liner kit delivers long-lasting performance, installation convenience, and dependable efficiency.\u003c\/p\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\u003eFeatures\u003c\/h3\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-5\" 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-5\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-5\" data-testid=\"conversation-turn-1770\" 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=\"76a15201-6768-4da7-ae13-da88ed8b852c\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" 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=\"1632\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"1i898z5\" data-start=\"0\" data-end=\"195\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"58\" data-is-only-node=\"\"\u003eDuraVent 15' DuraFlex 304 Stainless Steel Basic Kit:\u003c\/strong\u003e Complete chimney liner kit designed for reliable masonry chimney relining in residential and light commercial heating systems.\u003c\/li\u003e\n\u003cli data-section-id=\"17tng05\" data-start=\"196\" data-end=\"376\"\u003e\n\u003cstrong data-start=\"198\" data-end=\"244\" data-is-only-node=\"\"\u003ePremium 304 Stainless Steel Chimney Liner:\u003c\/strong\u003e Manufactured from 304 stainless steel for outstanding corrosion resistance, durability, and long-lasting venting performance.\u003c\/li\u003e\n\u003cli data-section-id=\"uf0v54\" data-start=\"377\" data-end=\"567\"\u003e\n\u003cstrong data-start=\"379\" data-end=\"414\" data-is-only-node=\"\"\u003e15-Foot Flexible Chimney Liner:\u003c\/strong\u003e Includes a 15-foot flexible chimney liner that simplifies installation in chimneys with minimal offsets while maintaining efficient flue gas flow.\u003c\/li\u003e\n\u003cli data-section-id=\"1p37eao\" data-start=\"568\" data-end=\"763\"\u003e\n\u003cstrong data-start=\"570\" data-end=\"600\" data-is-only-node=\"\"\u003eMultiple Diameter Options:\u003c\/strong\u003e Available in 3\", 4\", 5\", 6\", 7\", and 8\" diameters to accommodate a wide range of wood stoves, fireplaces, furnaces, boilers, and oil heating appliances.\u003c\/li\u003e\n\u003cli data-section-id=\"ofsayz\" data-start=\"764\" data-end=\"914\"\u003e\n\u003cstrong data-start=\"766\" data-end=\"800\" data-is-only-node=\"\"\u003eVarious Length Configurations:\u003c\/strong\u003e Offered in\u003cstrong\u003e \u003c\/strong\u003e15', 20', 25', 30', and 35' lengths for different chimney heights and installation requirements.\u003c\/li\u003e\n\u003cli data-section-id=\"1fk180o\" data-start=\"915\" data-end=\"1093\"\u003e\n\u003cstrong data-start=\"917\" data-end=\"964\" data-is-only-node=\"\"\u003eCompatible with Wood, Gas \u0026amp; Oil Appliances:\u003c\/strong\u003e Designed for wood-burning, non-condensing gas, and oil-fired appliances, providing dependable chimney venting performance.\u003c\/li\u003e\n\u003cli data-section-id=\"1xcaj3k\" data-start=\"1094\" data-end=\"1248\"\u003e\n\u003cstrong data-start=\"1096\" data-end=\"1139\" data-is-only-node=\"\"\u003eIdeal for Chimney Restoration Projects:\u003c\/strong\u003e Helps improve draft efficiency, protect masonry chimneys, and extend the life of existing chimney systems.\u003c\/li\u003e\n\u003cli data-section-id=\"l1apqa\" data-start=\"1249\" data-end=\"1412\"\u003e\n\u003cstrong data-start=\"1251\" data-end=\"1286\" data-is-only-node=\"\"\u003eUL Listed Chimney Liner System:\u003c\/strong\u003e Part of the DuraVent DuraFlex 304 product line, UL 1777 and ULC S635 listed for trusted safety and code compliance.\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 style=\"width: 520px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003eSize\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003eFlex Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e3DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e3\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e4DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e4\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e5DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e55DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5.5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e6DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e6\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e7DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e7\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e8DF304-15K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e8\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e15 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eMaterials\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003e304 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eConstruction\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003eSingle-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eClearance\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003e0” clearance for gas, oil, and pellet applications.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eClearance\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003e1” clearance to masonry for wood-burning\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eListings\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003eListed to UL 1777 and ULC S635 (MH45609).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd colspan=\"2\" style=\"width: 372px;\"\u003eLimited lifetime warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eDownloads\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraFlex_Catalog.pdf?v=1652650777\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eProduct Catalog\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/DuraFlex_Installation_Manual.pdf?v=1652650795\" target=\"_blank\"\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eInstruction Manual\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"15 \/ 3\"DF304-15KT","offer_id":53631906873635,"sku":"3DF304-15K","price":590.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 4\"DF304-15KT","offer_id":55325122298147,"sku":"4DF304-15K","price":684.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 5\"DF304-15KT","offer_id":55325122330915,"sku":"5DF304-15K","price":793.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 5.5\"DF304-15KT","offer_id":55325122363683,"sku":"55DF304-15K","price":851.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 6\"DF304-15KT","offer_id":55325122396451,"sku":"6DF304-15K","price":920.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 7\"DF304-15KT","offer_id":55325122461987,"sku":"7DF304-15K","price":1140.0,"currency_code":"USD","in_stock":true},{"title":"15 \/ 8\"DF304-15KT","offer_id":55325158375715,"sku":"8DF304-15K","price":1167.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-15_-Flex-Pipe-Length-DuraFlex-304-Stainless-Steel-Basic-Kit-DuraVent-Dreamwood-Living-25569316.jpg?v=1780433460","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-15-flex-pipe-length-duraflex-304-stainless-steel-basic-kit","provider":"Dreamwood Living","version":"1.0","type":"link"}