511 Seal & Enhance Is a unique, solvent-base formula designed to eliminate the need to use an impregnator before using a color enhancer for maximum stain protection and superior color enhancement. 511 Seal & Enhance is safe for use on granite, marble, limestone, natural stone, slate, ceramic tile, quarry tile and grout surfaces. 511 Seal & Enhance will enhance the color and rejuvenate the appearance of tumbled, honed, acid-washed, sandblasted, flamed, textured, even polished stone and tile surfaces. In addition, 511 Seal & Enhance revitalizes old and worn stone and tile installations. It can be used successfully in both interior and exterior environments and is freeze/thaw resistant. Ready to Use Solvent Base Impregnator/Color Enhancer For: Granite, Limestone, Not for Concrete/Masonry, Marble, Ceramic Tile, Polished Stone, Natural Stone, Quarry Tile, Slate, Grout. SPECIAL FEATURES: Superior Stain Protection. Interior/Exterior. One Step. Oil Resistant. Water Repellant. Will Not Yellow. Enhances Color. Grout Release. Easy To Use. Lasts 3 - 5 Years. Good for Floors.