DuraVent FasNSeal W2 7" 29-4C Stainless Steel Double Wall Test Port w24.6 Selkirk 4" BW Install KitThe

Selkirk 4" BW Install KitThe Type BW installation kit contains one pair of Type BW plate spacers (40V-CS) and one BW Hold Down Plate (40V-BP)

And with a range of modern shapes and sizes to choose from

Size (Diameter) 6" Length 25' Warranty

3/8" Elbow to raise the valve off of the floor for easy access

DuraVent FasNSeal W2 7" 29-4C Stainless Steel Double Wall Test Port w24.6 Selkirk 4" BW Install KitTheFasNSeal W2 (double 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