For soil embedded in porous grout, salt and mineral buildup, hard water buildup, efflorescence. Restoration Grout Cleaner removes these soils with a special formula that is stronger than traditional acids, yet safer to handle. Use on ceramic tile and grout.
pH: Less than 1.0 ready to use
Dilution: 8 to 32 oz. per gallon
Packaged In: Gallons