STONE PRO DEEP CLEAN Heavy-Duty Stone Tile & Grout Cleaner (4 Gal)STONE PRO DEEP CLEAN is a non acidic, heavy duty alkaline cleaner designed for deep cleaning various hard surface floorings and grout. It is formulated to power through tough soil, grime, and discoloration, making it suitable for floors that have suffered from dirt and heavy traffic. This concentrated cleaner can be used in both residential and commercial settings to revitalize stone, tile, and grout surfaces. Features & Specifications Key Features::