Designed for installing ceramic and mosaic tile such as glazed wall tile, heavy tile, slate pavers, and quarry tile to floors, walls, and countertops. Not recommended for button-backed tile, floor tile larger than 8" x 8", or underwater installations. Bonds to cured masonry and plaster, cement backerboards, drywall, and flooring grade plywood. Quick grab formula eliminates bracing of tiles. Water-resistant when cured. Coverage: 36 to 48 sq. ft. per gallon, walls; 40 to 52 sq. ft. per gallon, floors. Freeze/thaw stable and nonflammable. Color: White. Plastic pail.