DuraVent FasNSeal 4" 316L Stainless Steel Crown, Dunkirk and Modine Termination Appliance Adapter d4.8 we use the finest aggregate

we use the finest aggregate materials available to build our lightweight modular concrete fi replaces

and auto shops

loading dock

60"W x 36"D x 16"H

DuraVent FasNSeal 4" 316L Stainless Steel Crown, Dunkirk and Modine Termination Appliance Adapter d4.8 we use the finest aggregateAll 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