4 Double Wall Type B Vent Pipes

This aluminum wall thimble with 4 inch inner diameter from the round gas vent series is a type b gas component and consists of the duralock system for a tight seal. Duravent aluminum high wind cap with 6 inner diameter. Type b gas vent models m and mo double wall type b gas vent for approved category i natural gas or propane fired appliances gas furnaces heaters fireplaces and boilers in accordance with nfpa 211 standards for chimneys fireplaces vents and solid fuel burning appliances and nfpa 54 the national fuel gas code.

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Each of these ameri vent gas pipes features rugged double wall construction with aluminum alloy 1100 3003 or 3105 inner pipe and corrosion resistant galvanized steel outer pipe.

4 double wall type b vent pipes.

Light weight and rugged the american metal products 5 in. 4 inch round gas vent collection. Use for through the wall system to provide clearances for vent from combustibles. One of the fire safety features of double wall type b gas vent is that its outer wall insulated by the airspace beneath it requires only 1 clearance to combustible material in the structure.

Duravent 4 inner diameter type b round gas vent pipe double wall high wind cap. Duravent 5 inner diameter type b round gas vent pipe double wall 12 adjustable pipe length. Round type b gas vent pipe features an aluminum and steel double wall construction that is corrosion resistant. 5 inch round gas vent collection.

Duravent aluminum high wind cap with 5 inner diameter. Duravent 4 inner diameter type b round gas vent pipe double wall 12 adjustable pipe length. Ameri vent gas vent pipes. Type b gas vent components.

Duravent aluminum tee cap with 3 inner diameter. For use on approved gas appliances in residential light commercial and industrial applications. 4 inch round gas vent collection. With ends and fittings constructed with snap lock coupling it is a safe and secure fit for 5 in.

Amerivent is a complete gas venting system from 3 to 30 pipe diameters in 7 different pipe lengths to single to multi appliance hook ups. Thd sku 456225. Round type b gas vent pipe constructed of strong durable galvanized steel.