Hardcast CCWI-181 Indoor & Outdoor Water Based Duct Sealant 1 Gallon 304144
A versatile, all-purpose duct sealant for use on all types of material fiberglass duct board, duct fabric, and fl ex duct. Water Based Duct Sealant. Odor Slight, Ammonia. Container Capacity 1 Gallon. Solvent Water.