DuraVent DuraLiner 8" x 60" Round-To-Round Heavy Duty Stainless Steel Flex Pipe sqft1152 Double-wall design with 1/2" uniform

Double-wall design with 1/2" uniform airspace

Natural gas kit key valve

3 zones will require a unique 4-digit PIN to operate

36" Stainless Steel H-Burner

DuraVent DuraLiner 8" x 60" Round-To-Round Heavy Duty Stainless Steel Flex Pipe sqft1152 Double-wall design with 1/2" uniformDuraLiner ensures safe and efficient venting of heating appliances while protecting the masonry chimney from the damaging effects of flue gas. It is the only factory insulated product with zero zero clearance for high heat wood burning appliances. No need to uncoil flex, insulate a majority of the pipe, or protect the insulation when installing. A smooth inner means less creosote buildup. Installers reduce labor time by 50% or more with DuraLiner. No