DuraVent FasNSeal 4" 29-4C Stainless Steel Elbow Appliance Adapter w12.75 Decreasing chimney diameter by even

Decreasing chimney diameter by even 1” can affect the draft and have a serious negative impact on chimney performance

Click to see Optional Glass Wind Guard OPT-WG-5216

Split top logs with Bonfire style bottom logs

Brand DuraVent Series FasNSeal Model FS43R Product Type Stepped Reducer

DuraVent FasNSeal 4" 29-4C Stainless Steel Elbow Appliance Adapter w12.75 Decreasing chimney diameter by evenAll 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