DuraFlex SS Stainless Steel Chimney Liner - 8“ x 35 Foot - 8DF316-35: This unit requires venting pipe with an inner diameter of 8". If you require 35 feet of 8" DuraFlex SS stainless steel chimney liner, we have it. DuraFlex SS has an extremely light 0.005" thickness, making it more durable. For straight chimneys, the DuraFlex SS system is the most cost-effective option. The DuraFlex comes with a limited lifetime warranty from the manufacturer. This relining method works with gas, wood pellet, oil, and wood stoves. To ensure that the installation meets the UL 1777 standard for brick chimneys and wood burning stoves, use the DuraFlex Zero Clearance insulation sleeve.

DuraFlex 35 Stainless Steel Chimney Liner 8" diameter Light-weight .005" metal thickness makes it stronger than other light liners Most economical liner for straight chimneys Manufacturers limited lifetime warranty