DuraVent FasNSeal W2 14" 23 Degree 29-4C Stainless Steel Double Wall Bird Screen w137.25 Model 540806 Clearance Zero/Zero clearance

Model 540806 Clearance Zero/Zero clearance when installed into a masonry chimney and wrapped with a 1/2" ceramic fiber insulation blanket

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is made from canvas

Product Type Slip Section Pipe Length 30" Diameter 8" Finish RAL 6001 49/52900 Powder Coat Documents & Files

DuraVent FasNSeal W2 14" 23 Degree 29-4C Stainless Steel Double Wall Bird Screen w137.25 Model 540806 Clearance Zero/Zero clearanceFasNSeal 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