DuraVent FasNSeal W2 3" x 24" 29-4C Stainless Steel Double Wall Vent Length w65.6 BX2 comes with Decorative box

BX2 comes with Decorative box on the both sides

have it automatically turn on when the weather is cold

Model 10MSC Application For use with category I natural gas-burning or propane-fired appliances such as gas boilers

Model 20MSC Application For use with category I natural gas-burning or propane-fired appliances such as gas boilers

DuraVent FasNSeal W2 3" x 24" 29-4C Stainless Steel Double Wall Vent Length w65.6 BX2 comes with Decorative boxFasNSeal 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