Asidufoam ® Heavy-Duty Bathroom Cleaner. Foaming cleaner clings to vertical surfaces. Removes dirt, soap scum and stains caused by mildew, mold and algae, oxidation, corrosion, urine salts, light rust, lime, calcium and iron deposits. For use on grout, brass, fiberglass, ceramic tile, stainless steel and other bathroom surfaces. Non-chlorine formula contains no harmful mineral acids. Trigger Sprayer. 12 Bottles per Case. 32-oz. Bottle.