DuraVent FasNSeal W2 3" x 4" 29-4C Stainless Steel Double Wall Tapered Increaser d54 Flame height control models

Flame height control models

Insulated Bottom Tray

103404 3RV-FSPU 3-Inch (UL Listed) 104406 4RV-FSP 4-Inch 104404 4RV-FSPU 4-Inch (UL Listed) 105406 5RV-FSP 5-Inch 105404 5RV-FSPU 5-Inch (UL Listed) 106406 6RV-FSP 6-Inch 106404 6RV-FSPU 6-Inch (UL Listed)

5" (D) Total Unit Height 46

DuraVent FasNSeal W2 3" x 4" 29-4C Stainless Steel Double Wall Tapered Increaser d54 Flame height control modelsFasNSeal 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