Metal-Fab 3MDC Metal–Fab 3MDC Type B Round Chimney Pipe Draft Hood Connector – 3 Inch Inner Diameter
View 2 of Metal-Fab 3MDC Metal–Fab 3MDC Type B Round Chimney Pipe Draft Hood Connector – 3 Inch Inner Diameter
View 3 of Metal-Fab 3MDC Metal–Fab 3MDC Type B Round Chimney Pipe Draft Hood Connector – 3 Inch Inner Diameter

Metal–Fab 3MDC Type B Round Chimney Pipe Draft Hood Connector – 3 Inch Inner Diameter

SKU: 204284

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About the Metal–Fab 3MDC Type B Round Chimney Pipe Draft Hood Connector – 3 Inch Inner Diameter

The Metal-Fab 3MDC is an aluminum B-vent draft hood connector with a galvanized steel casing. It has a hemmed casing and flue, designed to connect to a furnace’s internal vent elbow. 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 3” in diameter (refer to the specification sheet for further information).it is intended only for specific Carrier, Bryant and Payne gas furnaces. The Metal-Fab 3MDC M-style connector is listed and tested by the Universal Laboratories for use with Category 1 gas furnaces, heaters, and boilers.

Manufacturer: Metal-Fab
Product: Vents and Terminations
Use: Commercial & Industrial
Mpn # 3MDC
Weight 0.30 lbs.
  • A category 1 appliance operates with a non-positive vent static pressure.
  • Listed and tested to UL 441.
  • Aluminum flue with galvanized casing.
  • Eliminates sharp edges by hemming the flue and casing.
  • Metal-Fab’s B-Vent design incorporates features that make installation quick, easy, and safe.
  • 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.
  • .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 3" 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 3" UL Listed round gas vent pipe (see list below)
  • Listed to UL 441
  • Limited one-year warranty
  • Approximate Dimensions: 3" Dia. x 4.875" H

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