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Metal-Fab 4M6A 4 Inch Type B Round Chimney Pipe Adaptor

SKU: 204319

Save 49% · Retail: $17.49

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About the Metal-Fab 4M6A

The Metal-Fab 4M6A is an aluminum B-vent round chimney adapter with a galvanized steel casing. It has a hemmed casing and flue, designed with an outer and inner wall. This product is adjustable, 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 pipe is 4” in diameter and 6” in length (refer to the specification sheet for further information).Its casing is hemmed with a positive twist lock connection in the Surelock tab standard. The Metal-Fab 4M6A M-style B-Vent adapter is listed and tested by the Universal Laboratories for use with Category 1 gas furnaces, heaters, and boilers.

Product Details

Length: 6
Manufacturer: Metal-Fab
Product: Couplings and Adapters
Style: Double Wall
Use: Commercial & Industrial
Mpn # 4M6A
Weight 0.70 lbs.

Product Features

  • A category 1 appliance operates with a non-positive vent static pressure.
  • Listed and tested to UL 441.
  • Aluminum flue with galvanized casing.
  • Hemmed casing and flue.
  • The double wall design of B-Vent enables the product to be used in homes and commercial buildings at close clearance to combustible.
  • inch insulating air space.
  • Metal-Fabs B-Vent design incorporates features that make installation quick, easy, and safe.
  • Eliminates sharp edges by hemming the flue and casing.
  • Now standard with the new Surelock B-Vent locking system.
  • Fast assembly & disassembly, without tools, using positive twist lock.
  • The patented locking system provides a secure lock with just the push of a tab, and can be easily disassembled by pulling the tab back out.
  • 360 rotation of small diameter fittings using swivel tees, wyes, and elbows.
  • Saves space inside standard stud walls using oval pipe.
  • UL listed to mate with other specifically identified and listed round gas vent, 3"-6" diameters.
  • Connects 4" Metal-Fab Round B-Vent Chimney Pipe to male ends of other pipe brands (see list of approved brands below)
  • .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
  • Listed to UL 441
  • Limited one-year warranty
  • Approximate Dimensions: 4" inner diameter x 6" L


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