The industrial-strength formula of mold stain and mildew stain remover quickly dissolves mold and mildew stains on toilet bowls, sinks, ceramic tile, grout and other unpainted surfaces. The bleach-based product is intended for use on fiberglass, tile and porcelain surfaces and can be used both inside and outside. Its unique, ready-to-use formula removes stains without the need to scrub.

California residents see Prop 65 WARNINGS