{"product_id":"duravent-15-flex-pipe-length-duraflex-pro-stainless-steel-basic-kit","title":"DuraVent 15' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent 15' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit\u003c\/h3\u003e\n\u003cp class=\"PDq2pG_selectionAnchorContainer\" data-end=\"705\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"76\" data-start=\"4\"\u003eDuraVent 15' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit\u003c\/strong\u003e is a premium flexible chimney liner system designed for superior strength, flexibility, and dependable masonry chimney relining. Manufactured with highly corrosion-resistant 316 stainless steel, DuraFlex Pro features 20% more stainless steel per foot compared to many standard liners, providing enhanced durability and performance. Its extreme flexibility allows for easy installation in chimneys with multiple offsets, making it ideal for wood stoves, fireplace inserts, and solid-fuel appliances. The kit is available in 3-inch through 12-inch diameters and is listed to UL 1777 and ULC S635 standards.\u003cspan class=\"PDq2pG_selectionAnchor\" aria-hidden=\"true\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1279\" data-start=\"707\"\u003eBuilt for professional chimney restoration and venting upgrades, the DuraFlex Pro stainless steel liner helps improve flue gas flow, chimney draft, and appliance efficiency while protecting against heat, moisture, and corrosive combustion byproducts. This 15-foot chimney liner kit provides a reliable solution for wood-burning, non-condensing gas, and oil-fired appliance applications. With DuraVent’s trusted engineering, this flexible stainless steel chimney liner delivers long-lasting safety, easy installation, and code-compliant venting performance.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cdiv data-is-intersecting=\"true\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-15\" class=\"\"\u003e\n\u003csection data-turn=\"assistant\" data-testid=\"conversation-turn-1912\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-15\" data-turn-id=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-15\" dir=\"auto\" 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)))]\"\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\" data-conversation-screenshot-content=\"\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-turn-start-message=\"true\" 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-message-model-slug=\"gpt-5-5-mini\" dir=\"auto\" data-message-id=\"f5c2c152-7039-4ffb-8e41-6cdf156955ae\" data-message-author-role=\"assistant\" 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\u003cul data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1870\" data-start=\"0\"\u003e\n\u003cli data-end=\"231\" data-start=\"0\" data-section-id=\"1wydbxb\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"62\" data-start=\"2\"\u003eComplete DuraFlex Pro Stainless Steel Chimney Liner Kit:\u003c\/strong\u003e The\u003cstrong\u003e \u003c\/strong\u003eDuraVent 15' Flex Pipe Length DuraFlex Pro Basic Kit provides a professional flexible chimney relining solution for improved venting performance and safety.\u003c\/li\u003e\n\u003cli data-end=\"449\" data-start=\"232\" data-section-id=\"a7nzhj\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"279\" data-start=\"234\"\u003ePremium 316 Stainless Steel Construction:\u003c\/strong\u003e Manufactured with durable 316 stainless steel for excellent corrosion resistance, strength, and long-lasting performance in demanding chimney liner applications.\u003c\/li\u003e\n\u003cli data-end=\"626\" data-start=\"450\" data-section-id=\"1do5d62\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"488\" data-start=\"452\"\u003eAvailable in Multiple Diameters:\u003c\/strong\u003e Offered in 3-inch to 8-inch diameters to accommodate various wood stove, fireplace insert, and heating appliance venting systems.\u003c\/li\u003e\n\u003cli data-end=\"796\" data-start=\"627\" data-section-id=\"1t4437f\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"670\" data-start=\"629\"\u003eFlexible Liner for Easy Installation:\u003c\/strong\u003e Designed for superior flexibility, allowing easier installation through chimneys with offsets and challenging configurations.\u003c\/li\u003e\n\u003cli data-end=\"969\" data-start=\"797\" data-section-id=\"pvcdt2\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"837\" data-start=\"799\"\u003eMultiple Length Options Available:\u003c\/strong\u003e \u003cstrong data-end=\"867\" data-start=\"838\"\u003eDuraFlex Pro flex lengths\u003c\/strong\u003e are available in 15', 20', 25', 30', and 35' sizes to meet different chimney height requirements.\u003c\/li\u003e\n\u003cli data-end=\"1169\" data-start=\"970\" data-section-id=\"1a6mmmm\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1012\" data-start=\"972\"\u003eIdeal for Chimney Relining Projects:\u003c\/strong\u003e Perfect for masonry chimney restoration, fireplace insert installations, wood-burning appliance upgrades, and stainless steel chimney liner replacement.\u003c\/li\u003e\n\u003cli data-end=\"1314\" data-start=\"1170\" data-section-id=\"1oaa5fx\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1205\" data-start=\"1172\"\u003eEnhanced Chimney Performance:\u003c\/strong\u003e Helps maintain efficient flue gas flow, proper chimney draft, and improved heating appliance efficiency.\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1315\" data-section-id=\"w0vlae\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1358\" data-start=\"1317\"\u003eDurable \u0026amp; Corrosion-Resistant Design:\u003c\/strong\u003e Provides reliable protection against heat, moisture, creosote, and combustion byproducts for extended chimney system life.\u003c\/li\u003e\n\u003cli data-end=\"1627\" data-start=\"1482\" data-section-id=\"4ra127\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1519\" data-start=\"1484\"\u003eUL Listed Chimney Liner System:\u003c\/strong\u003e Meets UL 1777 and ULC S635 standards for safe, code-compliant flexible chimney liner installations.\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;\"\u003e3DFPRO-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;\"\u003e4DFPRO-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;\"\u003e5DFPRO-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;\"\u003e55DFPRO-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;\"\u003e6DFPRO-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;\"\u003e7DFPRO-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;\"\u003e8DFPRO-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 style=\"width: 372px;\" colspan=\"2\"\u003e316 Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eConstruction\u003c\/td\u003e\n\u003ctd style=\"width: 372px;\" colspan=\"2\"\u003eSingle-Wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003eClearance\u003c\/td\u003e\n\u003ctd style=\"width: 372px;\" colspan=\"2\"\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 style=\"width: 372px;\" colspan=\"2\"\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 style=\"width: 372px;\" colspan=\"2\"\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 style=\"width: 372px;\" colspan=\"2\"\u003eLimited lifetime warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDownloads\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":"3\"DFPRO 15 Kit","offer_id":53631907627299,"sku":"3DFPRO-15K","price":692.0,"currency_code":"USD","in_stock":true},{"title":"4\"DFPRO 15 Kit","offer_id":55332060496163,"sku":"4DFPRO-15K","price":837.0,"currency_code":"USD","in_stock":true},{"title":"5\"DFPRO 15 Kit","offer_id":55332060528931,"sku":"5DFPRO-15K","price":914.0,"currency_code":"USD","in_stock":true},{"title":"5.5\"DFPRO 15 Kit","offer_id":55332060561699,"sku":"5.5DFPRO-15K","price":1071.0,"currency_code":"USD","in_stock":true},{"title":"6\"DFPRO 15 Kit","offer_id":55332060594467,"sku":"6DFPRO-15K","price":1156.0,"currency_code":"USD","in_stock":true},{"title":"7\"DFPRO 15 Kit","offer_id":55332060627235,"sku":"7DFPRO-15K","price":1287.0,"currency_code":"USD","in_stock":true},{"title":"8\"DFPRO 15 Kit","offer_id":55332060660003,"sku":"8DFPRO-15K","price":1430.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-15_-Flex-Pipe-Length-DuraFlex-Pro-Stainless-Steel-Basic-Kit-DuraVent-Dreamwood-Living-26051372.jpg?v=1780434824","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-15-flex-pipe-length-duraflex-pro-stainless-steel-basic-kit","provider":"Dreamwood Living","version":"1.0","type":"link"}