{"product_id":"national-chimney-flexible-chimney-liner-insulation-kit","title":"National Chimney Flexible Chimney Liner Insulation Kit","description":"\u003ch3 style=\"text-align: center;\"\u003eNational Chimney Flexible Chimney Liner Insulation Kit\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNational Chimney Flexible Chimney Liner Insulation Kit\u003c\/strong\u003e, a premium chimney insulation solution designed to improve safety, efficiency, and performance for wood, pellet, coal, gas, and oil heating appliances. This high-quality chimney liner insulation wrap kit helps maintain stable flue temperatures, enhancing draft efficiency and supporting cleaner, more reliable combustion.\u003c\/p\u003e\n\u003cp\u003eAvailable in ¼-inch and ½-inch insulation thickness options, this flexible chimney liner insulation system is engineered to reduce condensation buildup and minimize creosote formation inside the chimney. Ideal for chimney relining projects and stainless steel liner installations, it improves overall heating system performance while extending chimney life. Perfect for homeowners and professionals seeking a dependable chimney insulation kit for all-fuel venting systems.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eHigh-Performance Ceramic Blanket Chimney Insulation\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Made with \u003c\/span\u003e8 lb density ceramic blanket insulation, this flexible chimney liner insulation kit delivers superior heat retention, durability, and long-term chimney protection for all-fuel venting systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFoil-Backed Heat Reflective Design\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Features a \u003c\/span\u003e4 ml foil backing that enhances heat reflection, improves chimney draft efficiency\u003cspan\u003e, and helps maintain consistent flue temperatures.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eImproved Draft Performance \u0026amp; Creosote Reduction\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Engineered to stabilize chimney temperatures, this \u003c\/span\u003echimney liner insulation wrap kit reduces condensation buildup and minimizes dangerous creosote formation\u003cspan\u003e for safer operation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eComplete Chimney Insulation Installation Kit\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Includes \u003c\/span\u003ePremier Wrap insulation, stainless steel mesh, mesh clamps, foil tape, and adhesive spray, providing a full chimney liner insulation system\u003cspan\u003e for easy installation.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eOptimized for All-Fuel Chimney Applications\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Suitable for \u003c\/span\u003ewood, coal, pellet, gas, and oil heating appliances, ensuring reliable performance across multiple chimney venting systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eZero-Clearance \u0026amp; Reduced Clearance Options\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Available in \u003c\/span\u003e¼” and ½” insulation thickness\u003cspan\u003e, offering flexible installation options for both tight and standard chimney configurations.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eEasy Installation Chimney Liner Insulation System\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed for simple application with included accessories, making it ideal for both professional installers and DIY \u003c\/span\u003echimney relining projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCSIA Accepted Safety Certified Product\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Meets \u003c\/span\u003eChimney Safety Institute of America (CSIA) standards\u003cspan\u003e, ensuring safe and compliant installation practices.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompatible with UL-Listed Chimney Liner Systems\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Designed to integrate seamlessly with \u003c\/span\u003eUL-listed chimney liners\u003cspan\u003e, meeting industry safety and performance requirements.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eFlexible Fit for Multiple Chimney Sizes\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e – Compatible with \u003c\/span\u003e3” to 8” chimney liners\u003cspan\u003e, available in various widths and lengths for versatile installation needs.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eInsulation Thickness\u003c\/th\u003e\n\u003cth\u003eRoll Width\u003c\/th\u003e\n\u003cth\u003eLength\u003c\/th\u003e\n\u003cth\u003eLiner Size Compatibility\u003c\/th\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e¼” (1” clearance)\u003c\/td\u003e\n\u003ctd\u003e24”\u003c\/td\u003e\n\u003ctd\u003e25’\u003c\/td\u003e\n\u003ctd\u003e3” - 6” liners\u003c\/td\u003e\n\u003ctd\u003ePW46KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e¼” (1” clearance)\u003c\/td\u003e\n\u003ctd\u003e24”\u003c\/td\u003e\n\u003ctd\u003e35’\u003c\/td\u003e\n\u003ctd\u003e3” - 6” liners\u003c\/td\u003e\n\u003ctd\u003ePW4635KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e¼” (1” clearance)\u003c\/td\u003e\n\u003ctd\u003e30”\u003c\/td\u003e\n\u003ctd\u003e25’\u003c\/td\u003e\n\u003ctd\u003e7” - 8” liners\u003c\/td\u003e\n\u003ctd\u003ePW478KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e¼” (1” clearance)\u003c\/td\u003e\n\u003ctd\u003e30”\u003c\/td\u003e\n\u003ctd\u003e35’\u003c\/td\u003e\n\u003ctd\u003e7” - 8” liners\u003c\/td\u003e\n\u003ctd\u003ePW47835KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e½” (Zero clearance)\u003c\/td\u003e\n\u003ctd\u003e24”\u003c\/td\u003e\n\u003ctd\u003e25’\u003c\/td\u003e\n\u003ctd\u003e3” - 6” liners\u003c\/td\u003e\n\u003ctd\u003ePW26KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e½” (Zero clearance)\u003c\/td\u003e\n\u003ctd\u003e24”\u003c\/td\u003e\n\u003ctd\u003e35’\u003c\/td\u003e\n\u003ctd\u003e3” - 6” liners\u003c\/td\u003e\n\u003ctd\u003ePW2635KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e½” (Zero clearance)\u003c\/td\u003e\n\u003ctd\u003e30”\u003c\/td\u003e\n\u003ctd\u003e25’\u003c\/td\u003e\n\u003ctd\u003e7” - 8” liners\u003c\/td\u003e\n\u003ctd\u003ePW278KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e½” (Zero clearance)\u003c\/td\u003e\n\u003ctd\u003e30”\u003c\/td\u003e\n\u003ctd\u003e35’\u003c\/td\u003e\n\u003ctd\u003e7” - 8” liners\u003c\/td\u003e\n\u003ctd\u003ePW27835KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLimited Lifetime Warranty\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"National Chimney","offers":[{"title":"3 Inch to - 6 Inch \/ 24 Inch x 25 Foot \/ 1\/4\" Thickness (1 Clearance)","offer_id":55239862026531,"sku":"PW46KIT","price":345.44,"currency_code":"USD","in_stock":true},{"title":"3 Inch to - 6 Inch \/ 24 Inch x 25 Foot \/ 1\/2\" Thickness (Zero-Clearance)","offer_id":55239831781667,"sku":"PW26KIT","price":382.24,"currency_code":"USD","in_stock":true},{"title":"3 Inch to - 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