It will flow into corners and creases too.
Water based duct mastic sealant.
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.
Using a duct sealant called mastic is the professionals choice.
Ul 181 listed rigid fiberglass and flexible air ducts.
Sealing air duct plenums takeoffs elbows and vent boots where they connect and sealing the seams per product instructions may help save energy.
Water based non flammable fire and weather resistant.
Air sealing your ducts is cheap and easy and it save s a lot of money.
Non toxic adhesive sealant.
Red devil offers you one the best mastic sealant solutions around.
Used for permanently sealing sheet metal and flexible duct system joints.
Learn how to seal yo.
Available in two sizes this mastic is ideal for all manner of hvac air leak repairs.