Metal–fab 3M90 Type B Round 90–Degree Adjustable Chimney Elbow – 3 Inch Inner Diameter

SKU: 204280
$20.72/ea
Save 63% · Retail: $56.58

   Available to Ship in 4-5 weeks

About the Metal-Fab 3M90

The Metal-Fab 3M90 is an adjustable double-wall B-vent elbow 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 flue is 3” in diameter and bent at a 90 degree angle (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 3M90 M-style B-Vent is listed and tested by the Universal Laboratories for use with Category 1 gas furnaces, heaters, and boilers.

Product Details

Degree: 90-120 Degrees
Manufacturer: Metal-Fab
Product: Elbows
Use: Commercial & Industrial
Mpn # 3M90
Dimensions 0 " X 0 " X 0 "
Weight 0.9 lbs.

Product Features

  • A category 1 appliance operates with a non-positive vent static pressure.
  • The double wall design of B-Vent enables the product to be used in homes and commercial buildings at close clearance to combustible.
  • Metal-Fab’s 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
  • Allows the addition of a new run of Metal-Fab B-Vent to an existing run of common vent.
  • Effectively vents Category: appliances such as gas-fired fireplaces, furnaces, water heaters, and boilers
  • Adjusts from 0deg to 90deg
  • Collar rotates a full 360deg for complete orientation control
  • .018" galvanized steel outer wall and .012" aluminum alloy inner wall
  • 3" inner diameter
  • 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

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