Ultraseal Impregnator, Stone, Grout, Concrete, Terrazzo - Gallon Our Odorless Best Solvent-based Fluorochemical for the Ultimate in Protection. Repels Oil & Water-Based stains on Grout, Stone, Terrazzo, Concrete, Fabric & Carpet. Lo-Odor Solvent displaces water allowing sealing within the hour, no white residue on dark grout/stone.
