Metal-Fab Type B Round Chimney Pipe Length - 3" x 36" - 3M3

This chimney pipe length is 3" (inner diam.) x 36" and is designed for venting Category I appliances like gas-fired fireplaces, furnaces, boilers, and water heaters. The Metal-Fab Type B piping system is made with a dual wall design. The outer wall is 0.018" galvanized steel and an 0.012" aluminum alloy is used for the wall with a 1/4" insulating air space between. This design permits a clearance to combustible materials of 1". The casing has no dangerous sharp edges, and the SureLock connection makes it easy to join lengths of pipe without tools. This item is compatible with other brands of Type B gas vent pipe. Listed to UL 441, this pipe carries a one-yar limited warranty.

• Effectively vents Category I appliances such as gas-fired fireplaces, furnaces, water heaters, and boilers
• .018" galvanized steel outer wall and .012" aluminum alloy inner wall
• 1/4" insulating air space
• Double-wall design allows a 1" clearance to combustibles
• SureLock locking system creates secure connections without tools
• Hemmed flue and casing eliminate sharp edges
• Compatible with other brands of 3" UL Listed round gas vent pipe (see list below)
• Listed to UL 441
• Limited one-year warranty
• Approximate Dimensions: 3" inner diameter x 36" L

Compatible with the following brands of Type B gas vent pipe :

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