DuraVent FasNSeal 12" 45 Degree 316L Stainless Steel Elbow d4.13 Windows and doors stay closed

Windows and doors stay closed because no room air is used for combustion

Model F3509TN Warranty

100% Polyester

Venting Kit and Accessories

Model 65040316 Clearance Zero/Zero clearance when installed into a masonry chimney and wrapped with a 1/2" ceramic fiber insulation blanket

DuraVent FasNSeal 12" 45 Degree 316L Stainless Steel Elbow d4.13 Windows and doors stay closedAll 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