3 in. x 25 ft. Gas Kit

Z-Flex Aluminum Chimney Liner Kits come complete with everything you need to quickly and easily install a professional venting system. Z-Flex liner is manufactured by using a dead soft aluminum strip which is spirally wound and mechanically joined together forming an air-tight and leak-proof Triple-Lock seam. Z-Flex's specially designed deep corrugations provide for greater flexibility and ease of installation. The result is a clearly superior product offering incredible longevity.For category I gas fired heating equipment and gas fireplacesIncludes 2-ply aluminum liner, chimney flashing, bird proof rain cap, mortar collar and screwsUsed when a masonry chimney has no liner at allUsed when there is damage to an existing chimneyAir-tight and leak-proof