For the fastest cleaning and surface preparation, use this no-rinse one-step formula to prepare your surfaces for repainting or refinishing. It is recommended to bond old enamel, oil-based or latex paint, varnish or lacquer finishes to new coatings or before wallpapering. It removes grease, grime, mildew stains, food stains, crayon, dirt, smoke, old wallpaper paste and wax from painted or unpainted wood, metal or vinyl wallpaper.