DuraVent FasNSeal W2 16" 316L Stainless Steel Double Wall Fixed Blade Damper 80in and free-standing options to suit

and free-standing options to suit any space

Product Code Part No Size 4DT-SC 1604810 4-Inch

SPS/U75-L7 to N7

000 Input BTU/Hr Minimum 19

DuraVent FasNSeal W2 16" 316L Stainless Steel Double Wall Fixed Blade Damper 80in and free-standing options to suitFasNSeal 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