LiquiShield Concrete Guard is a water-based guard formulated to improve gloss while adding substantial protection against stain & etch. Low-odor guard is easy to apply & requires only two coats to cover 3,000 to 4,000 square feet per gallon. LiquiShield eliminates the need for floor finish & conventional coatings by resisting scuffs, black marks & soil. It will not peel, flake or discolor. Breathable formula is ideal for concrete, terrazzo & other porous stone surfaces.