VAPCO PRODUCTS INC. UL-181 DUCT SEALANT GREY 181G-1
Description
Description
FIBER REINFORCED, WATER BASED – 181 DUCT SEALANT is mastic that is ideal for use on all types of metal ductwork, flex duct, and fiberglass duct board.181 Duct Sealant is fiber reinforced and nonflammable in both wet and dry states. This versatile formula can be used indoors/outdoors, and on low to high-velocity systems.