4M12 B-vent Round Pipe 4"x12"

Brochure

Installation Instructions

ADAPTABILITY
Metal-Fab round B-Vent has been evaluated and listed by Under writers Laboratories, Inc., to mate with other specifically identified and UL listed round gas vent, in 3" through 6" diameters. Metal-Fab's approval covers connections at both the male (outlet) end, and the female (inlet) end to the following B-Vent products:

• General Products Co., Inc. (Airjet)
• American Metal Products Co. (Amerivent)
• Hart & Cooley (Metlvent)
• Household Manufacturing Inc. (Metalbestos & Airmate)
• Mitchell Metal Products Inc. (Mitchvent)
• Selkirk Metalbestos (Metalbestos)
• Simpson Dura-Vent Inc. (Duravent)
• ECCO Heating Products (ECCO Manufacturing)

At the male (outlet) end of compatible gas vent, add an adapter or adjustable length (M6A,
M12A, or M18A) - then add sections of Metal-Fab pipe. At the female (inlet) end of
compatible vent simply insert the male end of Metal-Fab B-Vent into the compatible gas
vent and secure per instructions.