DuraVent FasNSeal 8" 29-4C Stainless Steel Insulated Wall Thimble With Termination Damper h0.25 Model 6MF Application For use

Model 6MF Application For use with category I natural gas-burning or propane-fired appliances such as gas boilers

There is a large amount of coal tar encrusted on the pipe lining

Accent trim ring and cover available

Exacta and Lo-Rider Series

DuraVent FasNSeal 8" 29-4C Stainless Steel Insulated Wall Thimble With Termination Damper h0.25 Model 6MF Application For useAll FasNSeal (single wall) vent lengths and components feature patented built in mechanical locking band and triple lipped directional gaskets. All pipes and components are engineered with smooth clean welds located 90 from mechanical locking bands. This construction feature allows for ease of installation. The air space between the inner and outer wall on FasNSeal W2 helps to reduce the clearance to combustibles in addition to creating a heat shield