GPM Exterior Masonry Primer/Sealer, 5 Gallon -

Gpm exterior masonry primer/sealer, 5 gallon - 895748 gpm exterior masonry primer/sealer is 100% acrylic and specially formulated for concrete and masonry surfaces. The product is resistant to the high alkalinity commonly found in these types of substrates and will protect the topcoat from alkali burn and efflorescence. Unlike most concrete/masonry sealers, this product is lightly pigmented to help assure that no areas are missed when applying. New, weathered or previously painted masonry surfaces such as concrete block, brick, stucco and concrete surfaces. Can be used under solvent based or latex paint.