{"product_id":"duravent-35-flex-pipe-duraflex-pro-stainless-steel-length","title":"DuraVent 35' Flex Pipe DuraFlex Pro Stainless Steel Length","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent 35' Flex Pipe DuraFlex Pro Stainless Steel Length\u003c\/h3\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 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 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=\"e9e5027b-2b96-42da-b32f-d1eb88c0eb09\" data-message-author-role=\"assistant\"\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 class=\"PDq2pG_selectionAnchorContainer\" data-end=\"782\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"66\" data-start=\"4\"\u003eDuraVent 35' Flex Pipe DuraFlex Pro Stainless Steel Length\u003c\/strong\u003e is a high-performance flexible chimney liner designed for exceptional strength, flexibility, and dependable masonry chimney relining applications. Made from premium 316 stainless steel, DuraFlex Pro features 20% more stainless steel per foot compared to many standard liners, delivering superior durability and corrosion resistance. Its extreme flexibility allows for smooth, problem-free installation in chimneys with multiple offsets, making it an ideal choice for wood stoves, fireplace inserts, and solid-fuel appliances. Available in 3-inch through 12-inch diameters, this stainless steel chimney liner is listed to UL 1777 and ULC S635 standards for safe, reliable venting performance.\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=\"1358\" data-start=\"784\"\u003eBuilt for professional chimney restoration and venting upgrades, the DuraFlex Pro flexible liner supports efficient flue gas flow, chimney draft, and heating appliance performance. Its rugged stainless steel construction helps protect against heat, moisture, and corrosive combustion byproducts while extending chimney system life. This 35-foot chimney liner pipe is an excellent solution for residential and commercial chimney relining systems, providing long-lasting safety, improved efficiency, and trusted DuraVent quality for demanding venting projects.\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\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1v0fbv6\" data-start=\"0\" data-end=\"222\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"62\" data-is-only-node=\"\"\u003eDuraVent DuraFlex Pro 35' Stainless Steel Chimney Liner:\u003c\/strong\u003e Premium 35-foot flexible chimney liner designed for professional masonry chimney relining, fireplace insert installations, and venting system upgrades.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"x47aj3\" data-start=\"223\" data-end=\"427\"\u003e\n\u003cstrong data-start=\"225\" data-end=\"275\" data-is-only-node=\"\"\u003eHigh-Quality 316 Stainless Steel Construction:\u003c\/strong\u003e Built with durable 316 stainless steel alloy for exceptional strength, flexibility, and superior corrosion-resistant chimney liner performance.\u003c\/li\u003e\n\u003cli data-section-id=\"199tn07\" data-start=\"428\" data-end=\"661\"\u003e\n\u003cstrong data-start=\"430\" data-end=\"486\" data-is-only-node=\"\"\u003eEnhanced Corrosion Protection for Coal Applications:\u003c\/strong\u003e The 316 stainless steel alloy provides additional resistance against corrosion when burning coal or sulfur-containing oil fuels, improving long-term liner durability.\u003c\/li\u003e\n\u003cli data-section-id=\"1qovzco\" data-start=\"662\" data-end=\"861\"\u003e\n\u003cstrong data-start=\"664\" data-end=\"703\" data-is-only-node=\"\"\u003eIdeal for Multiple Offset Chimneys:\u003c\/strong\u003e Engineered for maximum flexibility, making DuraFlex Pro the\u003cstrong\u003e \u003c\/strong\u003ebest choice for chimney installations with multiple offsets and complex routing requirements.\u003c\/li\u003e\n\u003cli data-section-id=\"1ggpdwt\" data-start=\"862\" data-end=\"1028\"\u003e\n\u003cstrong data-start=\"864\" data-end=\"917\" data-is-only-node=\"\"\u003eCompatible with Solid Fuel, Gas \u0026amp; Oil Appliances:\u003c\/strong\u003e Designed for use with solid fuel appliances, non-condensing gas appliances, and oil-fired heating systems.\u003c\/li\u003e\n\u003cli data-section-id=\"1k8zj7\" data-start=\"1029\" data-end=\"1209\"\u003e\n\u003cstrong data-start=\"1031\" data-end=\"1073\" data-is-only-node=\"\"\u003eFlexible Stainless Steel Chimney Pipe:\u003c\/strong\u003e Allows easier installation through existing chimney structures while supporting reliable\u003cstrong\u003e \u003c\/strong\u003echimney relining and restoration projects.\u003c\/li\u003e\n\u003cli data-section-id=\"1yzqoqf\" data-start=\"1210\" data-end=\"1363\"\u003e\n\u003cstrong data-start=\"1212\" data-end=\"1252\" data-is-only-node=\"\"\u003eImproves Venting Efficiency \u0026amp; Draft:\u003c\/strong\u003e Helps maintain proper flue gas flow, chimney draft, and heating appliance performance for safer operation.\u003c\/li\u003e\n\u003cli data-section-id=\"3ze1wb\" data-start=\"1364\" data-end=\"1542\"\u003e\n\u003cstrong data-start=\"1366\" data-end=\"1409\" data-is-only-node=\"\"\u003eProfessional Chimney Relining Solution:\u003c\/strong\u003e Ideal for wood stove chimney liners, fireplace insert liners, stainless steel vent replacement, and masonry chimney restoration.\u003c\/li\u003e\n\u003cli data-section-id=\"kcgk03\" data-start=\"1543\" data-end=\"1687\"\u003e\n\u003cstrong data-start=\"1545\" data-end=\"1583\" data-is-only-node=\"\"\u003eHeat \u0026amp; Corrosion Resistant Design:\u003c\/strong\u003e Provides protection against high temperatures, moisture, creosote, and corrosive combustion byproducts.\u003c\/li\u003e\n\u003cli data-section-id=\"r5sw6p\" data-start=\"1688\" data-end=\"1846\"\u003e\n\u003cstrong data-start=\"1690\" data-end=\"1725\" data-is-only-node=\"\"\u003eUL Listed Chimney Liner System:\u003c\/strong\u003e Meets\u003cstrong\u003e \u003c\/strong\u003eUL 1777 and ULC S635 standards for safe, durable, and code-compliant flexible chimney liner installations.\u003c\/li\u003e\n\u003c\/ul\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-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e3\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e4DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e4\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e5DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e55DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5.5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e6DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e6\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e7DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e7\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e8DFPRO-35\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e8\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e35 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\u003eDownload Product 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\u003eDownload Instruction Manual\u003c\/strong\u003e\u003c\/span\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"35 \/ 3 X 35\"","offer_id":53631910379811,"sku":"3DFPRO-35","price":1057.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 4 X 35\"","offer_id":55332177346851,"sku":"4DFPRO-35","price":1221.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 5 X 35\"","offer_id":55332177379619,"sku":"5DFPRO-35","price":1537.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 5.5 X 35\"","offer_id":55332177412387,"sku":"5.5DFPRO-35","price":1674.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 6 X 35\"","offer_id":55332177445155,"sku":"6DFPRO-35","price":1811.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 7 X 35\"","offer_id":55332177477923,"sku":"7DFPRO-35","price":2072.0,"currency_code":"USD","in_stock":true},{"title":"35 \/ 8 X 35\"","offer_id":55332177510691,"sku":"8DFPRO-35","price":2195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-35_-Flex-Pipe-DuraFlex-Pro-Stainless-Steel-Length-DuraVent-Dreamwood-Living-26051814.jpg?v=1780434826","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-35-flex-pipe-duraflex-pro-stainless-steel-length","provider":"Dreamwood Living","version":"1.0","type":"link"}