Miracle Sealants POULTPLUS3 Poultice Plus Cleaners, 1 lb For use inside or out as a grout cleaner or surface cleaner to remove stains from all tile, natural stone, concrete and masonry surfaces Non-bleach, acid free formula designed for removing stains from most absorbent surface materials Covers up to 10 square feet per pound container depending on surface used on Fast acting, effective cleaner with easy application Creates a paste to extract unwanted stain