Heavy-duty construction and subfloor adhesive is a nonflammable environmentally friendly construction adhesive developed for glued floor systems and other general construction needs. For use in both interior and exterior applications, its unique formulation offers green builders a latex-based construction adhesive without sacrificing strength and performance. SF450 helps reduce squeaks and sound transmission and bridges minor gaps when bonding irregular surfaces. Meets LEED (Leadership in Energy and Environmental Design) requirements. Coverage: Approximately 86 linear ft. using 1/4" bead. White. 28 oz. cartridge.