Acidic Tile, Grout & Masonry Cleaner Quick Clean Is the No-Nonsense Solution to Your Heavy Tile and Grout Cleaning Problems Excellent for Use as A Grout and Concrete Film Remover Not for Use on Polished Marble, Limestone, Travertine or Other Natural Stone Surfaces V.O.C. Compliant Great for masonry, pavers, concrete and all honed natural stone with efflorescence Highly concentrated formula
