BATHROOM POWER is a heavy-duty phosphoric acid based, non-abrasive shower scum remover with a pleasant, fresh fragrance formulated to clean without the need for scrubbing. Use on hard non-porous surfaces such as bathroom chrome, walls, floors, tiles, sinks, etc. Also safe for use on porcelain and fiberglass. Can be spray applied through a pump-up sprayer. Available in 4×1 gallon cases.