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

Metal–Fab 3M3 Type B Round Chimney Pipe Length – 3 Inch x 36 Inch

SKU: 204264

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About the Metal–Fab 3M3 Type B Round Chimney Pipe Length – 3 Inch x 36 Inch

The Metal-Fab 3M3 is an aluminum B-vent flue with a galvanized steel casing. This tool is lightweight, durable and ideal for construction and commercial applications. It can withstand rigorous use and has a sleek design that is portable and easy to apply. This 3M3 is 3” in diameter and 3’ long. Its casing is hemmed with a positive twist lock connection and the Surelock tab standard on 3”-6”. The Metal-Fab 3M3 M-style B-Vent is listed and tested to UL 441.

Manufacturer: Metal-Fab
Product: Vents and Terminations
Use: Commercial & Industrial
Mpn # 3M3
Weight 2.80 lbs.
  • Class B Gas vent pipe for furnaces; unit, wall and water heaters.
  • Elimination of sharp edges by hemming the flue and casing.
  • Incorporates features that make installation quick, easy, and safe.
  • Easy assembly and disassembly, without tools, using positive twist lock.
  • 360 degree rotation of small diameter fittings using swivel tees, wyes, and elbows.
  • Saves space inside standard stud walls using oval pipe.
  • Operates with a non-positive vent static pressure.
  • Enables the product to be used in homes and commercial buildings at close clearance to combustible.
  • Listed by Underwriters Laboratories for use with approved category 1 gas furnaces, heaters, and boilers.
  • Effectively vents Category: 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
  • Please Note: Pipe overlaps 1.5" when joined together. Therefore, the assembled length is 1.5" less than listed.

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