{"product_id":"duravent-20-flex-pipe-length-duraflex-pro-stainless-steel-basic-kit","title":"DuraVent 20' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit","description":"\u003ch3 style=\"text-align: center;\"\u003eDuraVent 20' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit\u003c\/h3\u003e\n\u003cp data-end=\"785\" data-start=\"0\"\u003eThe \u003cstrong data-end=\"76\" data-start=\"4\"\u003eDuraVent 20' Flex Pipe Length DuraFlex Pro Stainless Steel Basic Kit\u003c\/strong\u003e is a premium flexible chimney liner system engineered for superior strength, flexibility, and dependable masonry chimney relining. Featuring durable 316 stainless steel construction, DuraFlex Pro provides 20% more stainless steel per foot compared to many standard liners, delivering enhanced durability and corrosion resistance. Its extreme flexibility allows for smooth, problem-free installation through chimneys with multiple offsets, making it ideal for wood-burning stoves, fireplace inserts, and solid-fuel appliances. Available in 3-inch through 12-inch diameters, this stainless steel chimney liner system is listed to UL 1777 and ULC S635 standards for reliable performance.\u003c\/p\u003e\n\u003cp data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"1281\" data-start=\"787\"\u003eDesigned for professional chimney restoration and venting upgrades, the DuraFlex Pro Basic Kit helps improve chimney draft, flue gas flow, and appliance efficiency while protecting against heat, moisture, and corrosive combustion byproducts. This 20-foot flexible stainless steel chimney liner kit provides a safe, durable, and code-compliant solution for residential and commercial chimney relining applications, backed by trusted DuraVent quality and long-lasting performance.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul data-is-only-node=\"\" data-is-last-node=\"\" data-end=\"2006\" data-start=\"0\"\u003e\n\u003cli data-end=\"222\" data-start=\"0\" data-section-id=\"9o6pw7\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"66\" data-start=\"2\"\u003eDuraVent DuraFlex Pro 20' Stainless Steel Chimney Liner Kit:\u003c\/strong\u003e Premium 20-foot flexible chimney liner system designed for reliable masonry chimney relining, fireplace insert installations, and venting upgrades.\u003c\/li\u003e\n\u003cli data-end=\"426\" data-start=\"223\" data-section-id=\"163wqd6\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"279\" data-start=\"225\"\u003eHigh-Performance 316 Stainless Steel Construction:\u003c\/strong\u003e Built with durable 316 stainless steel for superior strength, flexibility, and long-lasting corrosion-resistant chimney liner performance.\u003c\/li\u003e\n\u003cli data-end=\"632\" data-start=\"427\" data-section-id=\"19h35s5\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"465\" data-start=\"429\"\u003eAvailable in Multiple Diameters:\u003c\/strong\u003e Offered in 3-inch to 8-inch diameters to provide a versatile solution for various wood stove, fireplace insert, and solid-fuel appliance venting applications.\u003c\/li\u003e\n\u003cli data-end=\"798\" data-start=\"633\" data-section-id=\"17cf1js\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"663\" data-start=\"635\"\u003eFlexible Length Options:\u003c\/strong\u003e Available in\u003cstrong\u003e \u003c\/strong\u003e15’, 20’, 25’, 30’, and 35’ flex pipe lengths to accommodate different chimney heights and installation requirements.\u003c\/li\u003e\n\u003cli data-end=\"984\" data-start=\"799\" data-section-id=\"15jrzm7\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"840\" data-start=\"801\"\u003eEasy Chimney Relining Installation:\u003c\/strong\u003e Flexible design allows smooth routing through existing chimney structures for efficient\u003cstrong\u003e \u003c\/strong\u003echimney liner replacement and restoration projects.\u003c\/li\u003e\n\u003cli data-end=\"1157\" data-start=\"985\" data-section-id=\"1tb4z5a\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1024\" data-start=\"987\"\u003eIdeal for Offset Chimney Systems:\u003c\/strong\u003e DuraFlex Pro flexibility supports installations requiring bends and multiple offsets while maintaining reliable venting performance.\u003c\/li\u003e\n\u003cli data-end=\"1300\" data-start=\"1158\" data-section-id=\"1q3wcmo\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1200\" data-start=\"1160\"\u003eImproves Chimney Draft \u0026amp; Efficiency:\u003c\/strong\u003e Helps maintain proper flue gas flow, ventilation performance, and heating appliance efficiency.\u003c\/li\u003e\n\u003cli data-end=\"1481\" data-start=\"1301\" data-section-id=\"adg0o8\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1343\" data-start=\"1303\"\u003eProfessional Chimney Liner Solution:\u003c\/strong\u003e Perfect for masonry chimney relining, wood-burning fireplace inserts, wood stove liners, and stainless steel vent pipe installations.\u003c\/li\u003e\n\u003cli data-end=\"1618\" data-start=\"1482\" data-section-id=\"7r2qn0\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1520\" data-start=\"1484\"\u003eUL Listed Stainless Steel Liner:\u003c\/strong\u003e Meets UL 1777 and ULC S635 standards for safe and durable flexible chimney liner systems.\u003c\/li\u003e\n\u003cli data-end=\"1760\" data-start=\"1619\" data-section-id=\"18042qy\"\u003e\n\u003cstrong data-is-only-node=\"\" data-end=\"1657\" data-start=\"1621\"\u003eLong-Lasting Chimney Protection:\u003c\/strong\u003e Helps protect chimney interiors from heat, moisture, creosote buildup, and corrosive combustion gases.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\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-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e3\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e4DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e4\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e5DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e55DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e5.5\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e6DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e6\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e7DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e7\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 ft.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 128px;\"\u003e8DFPRO-20K\u003c\/td\u003e\n\u003ctd style=\"width: 178.198px;\"\u003e8\" I.D\u003c\/td\u003e\n\u003ctd style=\"width: 193.802px;\"\u003e20 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":"20 \/ 3\"DFPRO 20 Kit","offer_id":53631908610339,"sku":"3DFPRO-20K","price":813.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 4\"DFPRO 20 Kit","offer_id":55332217880867,"sku":"4DFPRO-20K","price":900.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 5\"DFPRO 20 Kit","offer_id":55332217913635,"sku":"5DFPRO-20K","price":1109.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 5.5\"DFPRO 20 Kit","offer_id":55332217946403,"sku":"5.5DFPRO-20K","price":1197.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 6\"DFPRO 20 Kit","offer_id":55332217979171,"sku":"6DFPRO-20K","price":1282.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 7\"DFPRO 20 Kit","offer_id":55332218011939,"sku":"7DFPRO-20K","price":1457.0,"currency_code":"USD","in_stock":true},{"title":"20 \/ 8\"DFPRO 20 Kit","offer_id":55332218044707,"sku":"8DFPRO-20K","price":1564.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-20_-Flex-Pipe-Length-DuraFlex-Pro-Stainless-Steel-Basic-Kit-DuraVent-Dreamwood-Living-26051758.jpg?v=1780434823","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-20-flex-pipe-length-duraflex-pro-stainless-steel-basic-kit","provider":"Dreamwood Living","version":"1.0","type":"link"}