DuraVent FasNSeal 10" 29-4C Stainless Steel Fixed Blade Damper w48.75 Model SF43-25PKT Clearance UL and

Model SF43-25PKT Clearance UL and ULC listed to 1777 standard

5-year Warranty

SECOND STAGE

If the blower velocity were to be increased

Ideal for families with pets and children

DuraVent FasNSeal 10" 29-4C Stainless Steel Fixed Blade Damper w48.75 Model SF43-25PKT Clearance UL andAll 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