DuraVent DuraLiner 6" Oval Tee and Round Branch With Cap d39.4 Adjustable lengths eliminate the need

Adjustable lengths eliminate the need for cutting and crimping

A combination of quality stainless steel and toughened glass ensures durability for indoor or outdoor installation

Intended for Napoleon's 4 Inch x 7 Inch Direct Vent gas stoves

Engaging view for unforgettable moments

Log set with glowing embers

DuraVent DuraLiner 6" Oval Tee and Round Branch With Cap d39.4 Adjustable lengths eliminate the needDuraLiner 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