DuraVent FasNSeal 3" x 4" 316L Stainless Steel Tapered Increaser h18.88 Dual air control handles provide

Dual air control handles provide precision control of the heat of the oven and of the fire

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Check to be sure that the appliance and the venting system are in compliance with all minimum clearance to combustible requirements

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DuraVent FasNSeal 3" x 4" 316L Stainless Steel Tapered Increaser h18.88 Dual air control handles provideAll 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