Master Flow®

Duct Mastic/Sealant

Creates tight seal on duct seams and joints and helps eliminate air leakage to increases the overall efficiency of the duct system
Duct Mastic/Sealant
Meets or exceeds most energy codes to help save on energy
Use at any duct connection
Seals duct systems to help eliminate air leakage and conserve energy
Product availability is subject to change without notice. Not all products are available from all facilities.

Available Sizes

Note:  Product sizes, dimensions, and widths are nominal values and are subject to normal manufacturing/packaging tolerance and variation.
  • Weights
    12.75 lb. (5.78 kg)
  • Carton Qtys
    12 tubes
  • Available Sizes
    10.5-oz. (.3 kg) tube
  • Weights
    45.6 lb. (20.68 kg)
  • Carton Qtys
    8 tubs
  • Available Sizes
    .5-gal. (1.89 L) tub
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