What Is Type B Double Wall Vent Pipe

Type b double wall vent pipe allows you to install it within 1 inch of combustible materials such as wood framing and wall materials.

What is type b double wall vent pipe.

With ends and fittings constructed with snap lock coupling it is a safe and secure fit for 5 in. 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. 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. 5 inch round gas vent collection.

Type b pipe is becoming less prevalent for venting hearth products but many furnaces and water heaters still use it. Die formed ends to assure uniform sizing. Type b gas vent components. 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.

Round type b gas vent pipe is ideal for residential light commercial and industrial applications. Made of strong durable galvanized steel this vent pipe is built to last. The air space between the inner and outer walls of the vent. Durability is the result of high quality materials and workmanship with galvanized outer pipe and aluminum inner pipe providing protection against corrosion and external damage.

Duravent aluminum high wind cap with 5 inner diameter. Type b gas pipe also called b vent or natural vent is prefabricated double wall metal pipe used to vent gas appliances listed for use with type b gas vent. 4 inch round gas vent collection. The exclusive locktab feature adds versatility to installation.

Ameri vent gas vent pipes. 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. Light weight and rugged the american metal products 5 in. 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. Duravent aluminum tee cap with 3 inner diameter. Designated for use on approved gas appliances the 3 in.