DuraVent FasNSeal W2 4" x 18" 29-4C Stainless Steel Double Wall Vent Length h15.38 Beginning in 2023 through December

Beginning in 2023 through December 31

6" to 9" Aluminum Tapered Increaser

felt-lined vinyl

This enables them to stand up to harsh environmental conditions like freezing and marine environments

DuraVent FasNSeal W2 4" x 18" 29-4C Stainless Steel Double Wall Vent Length h15.38 Beginning in 2023 through DecemberFasNSeal 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