TILE AND GROUT: The Tough Action Tile and Grout Cleaner is a powerful deep-cleaning solution that penetrates beneath surfaces to remove dirt and impurities at every level. POROUS SURFACES: Safe for use on a variety of hard, porous materials including marble, cement, stone, brick, ceramic tile, grout, and more. HASSLE-FREE: Easily restore the cleanliness of many water-safe surfaces without the need for strenuous scrubbing. VERSATILE FORMULA: Available in both ready-to-use and concentrated forms. The concentrate lasts longer, offers multi-purpose use, and can be customized to your cleaning needs. PROFESSIONAL USE: Designed to deliver premium results, Hygea Naturals Tough Action Cleaner is recommended for professional and industrial applications.