Specially-designed filler for patching and leveling surfaces, Ideal for prepping floors before covering with tile, vinyl, and carpet, Adheres to wood, cement, plaster, ceramics, terrazzo, and marble, and other dry, clean materials, Sets extremely hard and is not affected by extreme temperatures, Powdered formula is easy to use and convenient to store, Completely non-flammable, Properties:, Consistency: powder, Tooling Time: 20 minutes, Setting Time: 30 to 50 minutes as a skin coat; longer for thicker applications, Coverage: 3, 5 lbs, covers approximately 4, 5 sq, ft, with a 1/8"" thickness, Color: white, SKU: RTLD255