Used for permanently sealing sheet metal and flexible duct system joints.
Water based duct mastic sealant.
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.
Product overview master flow water based air duct sealant helps seal all types of air ducts to reduce the risk of conditioned air leakage.
Red devil offers you one the best mastic sealant solutions around.
Ul 181 listed rigid fiberglass and flexible air ducts.
Non toxic adhesive sealant.
Learn how to seal yo.
It is thick and easily applied with a paintbrush or putty knife.
Water based non flammable fire and weather resistant.
Air sealing your ducts is cheap and easy and it save s a lot of money.
Design polymerics dp 1030 is a fiber reinforced water based premium quality ul listed 181a m b m high velocity duct sealant for commercial and residential supply and return air duct use.
It will flow into corners and creases too.