CLEANERS

This Old Grout & Stone's Deep Clean is a tile and grout cleaner designed to remove years of dirt and stains from neglected tile and grout surfaces. This...See more » This Old Grout & Stone's Deep Clean is a tile and grout cleaner designed to remove years of dirt and stains from neglected tile and grout surfaces. This concentrated, high alkaline cleaner/stripper is specially formulated to remove grease, oil based dirt and many synthetic finishes. Use on all types of ceramic tile, grout joints and other masonry surfaces. This product is not for use on natural flagstone, marble travertine, limestone or any other alkaline sensitive surface. A pre-test for resistance should be performed prior to use. Coverage depends on porosity of substrate: 1000-10000 sq.ft./gallon.See less »