DuraVent FasNSeal 5" x 6" 316L Stainless Steel Vent Length h29.94 or even residential units

or even residential units

Depth: 23"

Used to connect B Vent to/from 1/4” Type B Gas Vent

and inserts can qualify under LEED and obtain up to one point provided that they meet the following criteria

DuraVent FasNSeal 5" x 6" 316L Stainless Steel Vent Length h29.94 or even residential unitsAll 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