This soap scum remover features a nonacid formulation built to eliminate heavy soap scum deposits in showers, restrooms and swimming pools without obnoxious acid odors. Powerful formula produces thick, heavy foam that clings to vertical surfaces. In Northern climates, this soap scum remover can be used to neutralize ice melt residue. Formula 900 may also be used as a fail-safe rinse additive when stripping floors and is safe for most washable surfaces.