UGL Drylok White Extreme Basement & Masonry Waterproofer Concrete Sealer, Gallon is the next generation in waterproof coatings designed to provide superior protection for your masonry surfaces. This smoother waterproof paint is i for the most demanding conditions, ing a fully transferable 15-year warranty for peace of mind. for use on interior and exterior surfaces, it works effectively on above or below grade masonry walls, basement walls, retaining walls, foundations, landscape walls, cinder blocks, concrete blocks, bare concrete swimming pools, stucco, and brick. Fortified with ceramic for waterproof protection, it is specially formulated to resist mildew growth through the incorporation of a nonhazardous green biocide on the paint film. This sealer can withstand hydrostatic pressure up to 12 P.S.I., equivalent to a water column over 26 feet high, and has been tested to ASTM standards for resistance to hydrostatic pressure and wind-driven rain. Easy to clean up with soap and water, it covers 75 to 100 square feet per gallon and can be tinted with up to 2 fluid ounces of colorant per gallon for customizable finishes. Model Number: 28613