{"product_id":"duravent-duraliner-8-insulation-kit","title":"DuraVent DuraLiner 8\" Insulation Kit","description":"\u003cdiv class=\"product__title\"\u003e\n\u003ch3 style=\"text-align: center;\"\u003eDuraVent DuraLiner 8\" Insulation Kit\u003c\/h3\u003e\n\u003cp data-start=\"0\" data-end=\"554\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"4\" data-end=\"44\"\u003eDuraVent DuraLiner 8\" Insulation Kit\u003c\/strong\u003e is a premium chimney liner insulation solution designed to enhance the safety and efficiency of wood-burning stoves, fireplace inserts, and high-heat heating appliances. Engineered for use with the DuraLiner chimney liner system, this insulation kit helps protect masonry chimneys from damaging flue gases while supporting proper vent temperatures and improved draft performance. It is an ideal choice for chimney relining projects requiring reliable insulation and zero-clearance performance.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"556\" data-end=\"1184\" data-is-last-node=\"\" data-is-only-node=\"\"\u003eFeaturing DuraVent’s advanced insulation technology, the 8-inch DuraLiner Insulation Kit eliminates the need for complicated installation steps, helping reduce labor time by 50% or more. The system allows installers to avoid extensive pipe wrapping and additional insulation protection while maintaining UL 1777 approval requirements. Designed for tight offsets and damper areas without the need for spacers, this chimney liner insulation kit supports efficient venting and reduced creosote buildup. Approved for use in both the USA and Canada, it provides dependable protection and long-lasting chimney performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-4\" data-is-intersecting=\"true\"\u003e\n\u003csection 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)))]\" dir=\"auto\" data-turn-id=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-4\" data-turn-id-container=\"request-6a43b619-0ba0-83e9-8ec8-3118c3ecac8e-4\" data-testid=\"conversation-turn-1434\" data-turn=\"assistant\"\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 data-conversation-screenshot-content=\"\" 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\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"cf6cae8d-77ff-4b02-94d1-3a1774c5d443\" dir=\"auto\" data-message-model-slug=\"gpt-5-5-mini\" 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\"\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-start=\"0\" data-end=\"1702\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\n\u003cli data-section-id=\"nfi8zv\" data-start=\"0\" data-end=\"236\"\u003e\n\u003cstrong data-start=\"2\" data-end=\"43\" data-is-only-node=\"\"\u003eDuraVent DuraLiner 8\" Insulation Kit:\u003c\/strong\u003e Professional-grade chimney liner insulation accessory designed to enhance the safety and performance of DuraLiner chimney systems used with wood-burning stoves and fireplace inserts.\u003c\/li\u003e\n\u003cli data-section-id=\"l11hnt\" data-start=\"237\" data-end=\"431\"\u003e\n\u003cstrong data-start=\"239\" data-end=\"280\" data-is-only-node=\"\"\u003eMasonry Chimney Relining Application:\u003c\/strong\u003e Specifically designed to insulate flexible DuraLiner pipe inside the clay liner area of masonry chimneys for improved protection and efficiency.\u003c\/li\u003e\n\u003cli data-section-id=\"70dxjn\" data-start=\"432\" data-end=\"609\"\u003e\n\u003cstrong data-start=\"434\" data-end=\"472\" data-is-only-node=\"\"\u003eImproves Chimney Vent Performance:\u003c\/strong\u003e Helps maintain higher flue gas temperatures, supporting stronger\u003cstrong\u003e \u003c\/strong\u003echimney draft performance and more efficient appliance operation.\u003c\/li\u003e\n\u003cli data-section-id=\"w0xtvb\" data-start=\"610\" data-end=\"775\"\u003e\n\u003cstrong data-start=\"612\" data-end=\"641\" data-is-only-node=\"\"\u003eEnhanced Heat Protection:\u003c\/strong\u003e Provides an additional insulation layer to help protect masonry chimney structures from the effects of high-temperature flue gases.\u003c\/li\u003e\n\u003cli data-section-id=\"110z9mq\" data-start=\"776\" data-end=\"967\"\u003e\n\u003cstrong data-start=\"778\" data-end=\"824\" data-is-only-node=\"\"\u003eDesigned for DuraLiner Flex Installations:\u003c\/strong\u003e Ideal for chimney relining projects, fireplace insert venting, and wood stove chimney upgrades requiring insulated flex pipe protection.\u003c\/li\u003e\n\u003cli data-section-id=\"1ok2dh8\" data-start=\"968\" data-end=\"1122\"\u003e\n\u003cstrong data-start=\"970\" data-end=\"1011\" data-is-only-node=\"\"\u003eSupports Safe High-Heat Applications:\u003c\/strong\u003e Helps meet installation requirements for demanding high-temperature wood-burning appliance vent systems.\u003c\/li\u003e\n\u003cli data-section-id=\"jauxuy\" data-start=\"1123\" data-end=\"1302\"\u003e\n\u003cstrong data-start=\"1125\" data-end=\"1173\" data-is-only-node=\"\"\u003eProfessional Chimney Installation Component:\u003c\/strong\u003e A reliable accessory for contractors and homeowners completing masonry chimney restoration and liner replacement projects.\u003c\/li\u003e\n\u003cli data-section-id=\"nsqpwe\" data-start=\"1303\" data-end=\"1456\"\u003e\n\u003cstrong data-start=\"1305\" data-end=\"1346\" data-is-only-node=\"\"\u003eCompatible DuraVent System Accessory:\u003c\/strong\u003e Engineered to work with the trusted DuraVent DuraLiner chimney liner system for dependable performance.\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\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003eDuraVent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8DL-IK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8\" DuraLiner\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInsulation Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eWarranty\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 46.5779%;\"\u003e\n\u003cdiv style=\"text-align: start;\"\u003e\u003cimg style=\"float: none;\" alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0100\/7917\/4734\/files\/Lifetime_Warranty_Badge_240x240.jpg?v=1682130235\"\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 50.3802%;\"\u003eDuraVent, Inc. (“DuraVent”) provides this limited lifetime warranty for all of its products with the exception of Ventinox® (lifetime), and PolyPro® (ten years). Subject to the limitations set forth below, DuraVent warrants that its products will be free from defects in material or manufacturing, if properly installed, maintained, and used.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cdetails\u003e\n\u003csummary\u003eClick to See \u003cstrong\u003eWarranty Coverage and Limitations\u003c\/strong\u003e\u003c\/summary\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003eDuraVent, Inc. (“DuraVent”) provides this limited lifetime warranty for all of its products with the exception of Ventinox® (lifetime), and PolyPro® (ten years). Subject to the limitations set forth below, DuraVent warrants that its products will be free from defects in material or manufacturing, if properly installed, maintained and used. DuraVent products are fully warranted if installed only by a professional installer. This Warranty is transferable from the original homeowner to the buyer of the home. This warranty does not cover normal wear and tear, smoke damage or damage caused by chimney fires, acts of God, or any product that was: (1) purchased other than from an authorized DuraVent dealer, retailer or distributor; (2) modified or altered; (3) improperly serviced, inspected or cleaned; or (4) subject to negligence or any use not in accordance with the installation instructions included with the product as determined by DuraVent.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDuraVent provides the following warranties for its products: One Hundred Percent (100%) MSRP 15 years from the date of purchase, and Fifty Percent (50%) thereafter, except for the following limitations on: all Termination Caps and DuraBlack® are warranted at One Hundred Percent (100%) for five years. All warranty obligations of DuraVent shall be limited to repair or replacement of the defective product pursuant to the terms and conditions applicable to each product line. These remedies shall constitute DuraVent’s sole obligation and sole remedy under this warranty. This warranty provides no cash surrender value. The terms and conditions of this warranty may not be modified, altered or waived by any action, inaction or representation, whether oral or in writing, except upon the express, written authority of an executive officer of DuraVent.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eCorn, bio-fuels, driftwood or other wood containing salt, preservative-treated lumber, plastic and household trash or garbage, or wood pellets containing such materials must not be burned in the appliance or fireplace. In case of a chimney fire, the chimney must be inspected and approved by a certified Chimney Sweep before reuse. After each annual inspection, maintenance, and cleaning, the certified Chimney Sweep must fill out and date the appropriate section of the warranty card provided with the chimney liner.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eLIMITATIONS ON INTERNET SALES: Notwithstanding any other terms or conditions of this Limited Lifetime Warranty, DuraVent provides no warranty for the following specific products if such products are not installed by a qualified professional installer: DuraTech®, DuraTech® DTC, DuraTech® Premium, DuraPlus HTC®, DDW®, DuraChimney® II, PelletVent Pro®, DirectVent Pro®, FasNSeal®, FasNSeal® W2, FasNSeal® Flex, and PolyPro®, and DuraVent’s relining products including DuraLiner®, DuraFlex® (SW, Pro, 316, 304), and Ventinox®. For purposes of this warranty, a trained professional installer is defined as one of the following: licensed contractors with prior chimney installation experience, CSIA Certified Chimney Sweeps, NFI Certified Specialists, or WETT Certified Professionals.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eDuraVent must be notified and given the opportunity to inspect defective product prior to replacement under the terms of this limited lifetime warranty. All warranty claims must be submitted with proof of purchase. Labor and installation costs are not covered under this warranty. To obtain warranty service contact: DuraVent Warranty Service, 877 Cotting Ct., Vacaville CA 95688, or call 800-835-4429.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eWHERE LAWFUL, DURAVENT DISCLAIMS ALL OTHER WARRANTIES, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT WILL DURAVENT BE LIABLE FOR INCIDENTAL, CONSEQUENTIAL, PUNITIVE OR SPECIAL DAMAGES OR DIRECT OR INDIRECT LOSS OF ANY KIND, INCLUDING BUT NOT LIMITED TO PROPERTY DAMAGE AND PERSONAL INJURY. DURAVENT’S ENTIRE LIABILITY IS LIMITED TO THE PURCHASE PRICE OF THIS PRODUCT. SOME STATES DO NOT ALLOW LIMITATIONS ON IMPLIED WARRANTIES, OR THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL DAMAGES, SO THE ABOVE LIMITATIONS AND EXCLUSIONS MAY NOT APPLY TO YOU. THIS LIMITED WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS THAT VARY FROM STATE TO STATE.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L209_810007492_DV-Limited-Lifetime-Warranty_06-2021.pdf?v=1695119839\" target=\"_blank\"\u003eDownload DuraVent Limited Lifetime Warranty here.\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eDocuments \u0026amp; Files\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L703_810007526_Brochure_DuraLiner_03-24-20_V3_Web.pdf?v=1695779393\" target=\"_blank\"\u003eProduct Brochure\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/DV_DL_CT-001E_04-23.pdf?v=1695779467\" target=\"_blank\"\u003eDuraLiner Catalog\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L402_820003162_Install-Instructions_DuraLiner.pdf?v=1695779526\" target=\"_blank\"\u003eInstallation Instructions\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0813\/8725\/8148\/files\/L4020_820016191.pdf?v=1695779571\" target=\"_blank\"\u003eMasonry Thimble L402 Installation Instruction Addendum\u003cbr\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DuraVent","offers":[{"title":"Default Title","offer_id":47478932537635,"sku":"8DL-IK","price":239.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0780\/6926\/8771\/files\/DuraVent-DuraLiner-8_-Insulation-Kit-DuraVent-Dreamwood-Living-26002473.jpg?v=1780434636","url":"https:\/\/www.dreamwoodliving.com\/products\/duravent-duraliner-8-insulation-kit","provider":"Dreamwood Living","version":"1.0","type":"link"}