Metal-Fab 3" to 5" Type B Round Chimney Pipe Increaser - 3MIX5

Metal-Fab's Type B line is the industry leader in chimney pipe. And if you want to increase the size of your pipe from 3 to 5 inches, then the Metal-Fab Chimney Pipe Increaser is for you. The innovative SureLock system allows installation without tools, just snapping together two pipes for a secure connection. And the double wall design allows for only a 1" clearance on combustibles. Metal-Fab has made a name in the chimney pipe industry for high quality and value. Use the Metal-Fab Chimney Pipe Increaser to increase the size of your pipe from 3 to 5 inches.

• Allows connection of 3" and 5" pipe
• .018" galvanized steel outer wall and .012" aluminum alloy inner wall
• Double-wall design allows a 1" clearance to combustibles
• 1/4" insulating air space
• For use with Metal-Fab Type B Round Chimney Pipe
• SureLock locking system creates secure connections without tools
• Hemmed flue and casing eliminate sharp edges
• Compatible with other brands of UL Listed round gas vent pipe (see list below)
• Listed to UL 441
• Limited one-year warranty
• Specifications:
• Small End: 3" Dia.
• Large End:  5" Dia.
• Height: 6.5"

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