Latex based FRP (fiberglass reinforced plastic) panel adhesive designed specifically for the interior installation of FRP panels. Fast setting and water-resistant. Bonds to standard plywood, standard drywall (unprimed), durock/permabase, XP Gypsum (National Gypsum), moisture-resistant drywall, and cement block. Not recommended for painted surfaces, wallpaper, exterior. Coverage: 50 to 70 Sq. Ft. per gallon, 200 to 280 Sq. Ft. per 4-gallon. Clean up with soapy water while wet, mineral spirits when dry. Freeze/thaw stable and nonflammable. Color: White.