-purpose, gypsum-based floor leveler and patch. Use to patch cracks and holes in drywall, wood, concrete, and masonry. Prepares surfaces for carpet, rubber, wood flooring, and other materials. Not intended for use as a wear surface. Do not use under vinyl sheet goods as recommended by floor covering manufacturer. May be used on walls and ceilings. Ready-to-mix with water or use/mix with Dap Bonding Liquid & Floor Leveler Additive. Color: Off white. Initial set: 20 minutes. Final Set: 40 minutes. Wash skin and hands with soap and water. Wash tools with mineral spirits.