DuraVent FasNSeal W2 8" x 9" 316L Stainless Steel Stepped Increaser d32.9 5" 2/12 to 5/12 Pitch

5" 2/12 to 5/12 Pitch Standard Flashing

pitting or corrosion

thermal glass

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Model: 900-042

DuraVent FasNSeal W2 8" x 9" 316L Stainless Steel Stepped Increaser d32.9 5" 2/12 to 5/12 PitchFasNSeal 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