DuraVent DVL/DuraLiner 8" Masonry Thimble With Slip Connector btu525000 144 Venturi Length 16"

144 Venturi Length 16"

Allows for the operation of the appliance without manual control

Size: 30" Cover

Superior thermal efficiencies

DuraVent DVL/DuraLiner 8" Masonry Thimble With Slip Connector btu525000 144 Venturi Length 16"DuraLiner 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