{"product_id":"national-chimney-m-flex-6-inch-pre-insulated-standard-liner-kit-with-tee","title":"National Chimney M-Flex 6-Inch Pre-Insulated Standard Liner Kit with Tee","description":"\u003ch3 style=\"text-align: center;\"\u003eNational Chimney M-Flex 6-Inch Pre-Insulated Standard Liner Kit with Tee\u003c\/h3\u003e\n\u003cdiv class=\"wpb_text_column wpb_content_element\"\u003e\n\u003cdiv class=\"wpb_wrapper\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eNational Chimney M-Flex 6-Inch Pre-Insulated Standard Liner Kit with Tee\u003c\/strong\u003e, a premium chimney relining solution designed for improved safety, efficiency, and performance. This pre-insulated chimney liner kit with tee enhances draft stability while reducing heat loss and condensation, making it ideal for demanding wood stove and fireplace insert applications. Its flexible design ensures smooth installation in existing masonry chimneys.\u003c\/p\u003e\n\u003cp\u003eBuilt with a corrosion-resistant 316L stainless steel inner liner and a durable aluminum outer casing, this 6-inch insulated chimney liner system delivers long-lasting reliability and high-temperature performance. Engineered for easy installation and superior venting efficiency, it provides a dependable solution for homeowners seeking a professional-grade chimney liner kit with tee. Perfect for enhancing chimney safety, airflow, and overall heating system efficiency.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePre-Insulated Chimney Liner for Maximum Efficiency\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – This \u003c\/span\u003e6-inch pre-insulated chimney liner kit includes ½-inch insulation, eliminating the need for additional wrap while improving chimney draft efficiency\u003cspan\u003e, heat retention, and reducing condensation buildup.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eUL 1777 Listed All-Fuel Chimney Liner Kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Fully certified for safe use with \u003c\/span\u003ewood, oil, coal, gas, and pellet appliances, ensuring reliable performance in all all-fuel chimney venting systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePremium 316L Stainless Steel Inner Liner\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Constructed from mill-certified \u003c\/span\u003e316L stainless steel, this chimney liner system offers exceptional corrosion resistance, high-temperature durability, and long-lasting reliability for chimney relining projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eLightweight Aluminum Outer Casing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed with a flexible \u003c\/span\u003ealuminum outer shell, this insulated chimney liner kit allows for easier handling and installation in tight or offset chimney spaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eTwo-Part Tee with Removable Snout\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Includes a \u003c\/span\u003e10-inch removable snout chimney tee, providing easy appliance connection, simplified cleaning access, and improved maintenance convenience for chimney inspection and servicing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEnhanced Draft \u0026amp; Condensation Control\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Pre-insulated design helps stabilize flue temperatures, improving\u003cstrong\u003e \u003c\/strong\u003e\u003c\/span\u003echimney performance\u003cspan\u003e, reducing creosote formation, and increasing overall system efficiency.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlexible Installation for Tight Chimneys\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Engineered for smooth navigation through existing masonry chimneys, making it ideal for \u003c\/span\u003echimney liner installation and relining applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eAvailable Length Options for Versatile Installations\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Offered in \u003c\/span\u003e25-foot and 35-foot lengths, suitable for a wide range of residential chimney liner replacement projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOptimized for Professional \u0026amp; DIY Installation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for quick setup with fewer components required, making it a dependable \u003c\/span\u003epre-insulated chimney liner kit for homeowners and contractors alike.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cdiv class=\"wpb_text_column wpb_content_element\"\u003e\n\u003cdiv class=\"wpb_wrapper\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\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\u003eNational Chimney\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eM-Flex Pre-Insulated Standard Liner Kit with Tee\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLiner Inner Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e316L Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOuter Casing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAluminum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e½ inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLiner Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAvailable Lengths\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e25 feet, 35 feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUL Listing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUL 1777 Listed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFuel Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWood, Oil, Coal, Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTee Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTwo-Part Tee with Removable Snout\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWarranty\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLifetime Transferable Warranty\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"text-align: left;\"\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\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/PreInsulated_Brochure_MFlex.pdf?v=1781602997\" rel=\"noopener\" target=\"_blank\"\u003eProduct Brochure\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DB-Install.pdf?v=1781602995\" rel=\"noopener\" target=\"_blank\"\u003eInstallation Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"National Chimney","offers":[{"title":"25 Foot","offer_id":55239787413795,"sku":"DBP625KIT","price":1496.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/National-Chimney-M-Flex-6-Inch-Pre-Insulated-Standard-Liner-Kit-National-Chimney-Dreamwood-Living-233673935.jpg?v=1781603420","url":"https:\/\/www.dreamwoodliving.com\/products\/national-chimney-m-flex-6-inch-pre-insulated-standard-liner-kit-with-tee","provider":"Dreamwood Living","version":"1.0","type":"link"}