Master Flow®

Rectangular Stack Duct

Used for running air between stud walls for HVAC or venting appliances like range hoods
Strong
Made of 30-gauge, galvanized steel
Fit
Can be cut to length
versatile
Suitable for most HVAC applications
Product availability is subject to change without notice. Not all products are available from all facilities.  (Sold in half sections)

Available Sizes

Note:  Product sizes, dimensions, and widths are nominal values and are subject to normal manufacturing/packaging tolerance and variation.
  • Weights
    13 lb. (5.90 kg)
  • Carton Qtys
    12
  • Available Sizes
    2.25" x 12" (57 mm x 305 mm)
  • Lengths
    2'
  • Weights
    30 lb. (13.61 kg)
  • Carton Qtys
    18
  • Available Sizes
    3.25" x 10" (83 mm x 254)
  • Lengths
    3'
  • Weights
    23 lb. (10.43 kg )
  • Carton Qtys
    12
  • Available Sizes
    3.25" x 12" (83 mm x 305 mm)
  • Lengths
    3'
  • Weights
    27.3 lb. (12.38 kg)
  • Carton Qtys
    12
  • Available Sizes
    3.25" x 14" (83 mm x 356 mm)
  • Lengths
    3'
  • Weights
    50 lb. (22.68 kg)
  • Carton Qtys
    12
  • Available Sizes
    3.25" x 10" (83 mm x 254)
  • Lengths
    5'
  • Weights
    55.2 lb. (25.04 kg)
  • Carton Qtys
    12
  • Available Sizes
    3.25" x 12" (83 mm x 305 mm)
  • Lengths
    5'
  • Weights
    48 lb. (21.77 kg)
  • Carton Qtys
    12
  • Available Sizes
    3.25" x 14" (83 mm x 356 mm)
  • Lengths
    5'
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