DuraVent FasNSeal W2 4" 29-4C Stainless Steel Double Wall Insulated Wall Thimble With AVL Pipe d9.38 Adjustable flame colors: orange

Adjustable flame colors: orange

Part Number GB-GREEN Material Tempered Glass Size 3/4-Inch Weight 10 lbs

3”-5” version twist-locks onto the male flex adapter

Cast aluminum structure for high stability and durability

Selkirk 4" UPP Through-the-Roof Vertical Termination Kit

DuraVent FasNSeal W2 4" 29-4C Stainless Steel Double Wall Insulated Wall Thimble With AVL Pipe d9.38 Adjustable flame colors: orangeFasNSeal 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