Our semi-gloss clear sealer is a water-based acrylic coating designed to protect and improve the appearance of concrete surfaces. It can be used on concrete pool decks, patios, pavers, aggregate walkways, water features, rock, stone, and much more. This sealer is not recommended for wood surfaces or stamped concrete. Coverage: 275-450 sq. feet per gallon. Apply with a 3/8 in. roller or air spray at 2000 psi using a .015-.017 tip. Dries to a semi-gloss finish.