Courtesy Sherwin-Williams

This exterior finish helps keep surfaces looking new by shedding dirt when contacted by water, according to the manufacturer. The durable finish can be applied directly to a variety of materials, including stucco, masonry, and bare or coated concrete that has cured for at least seven days. Loxon resists ultraviolet radiation, alkali, efflorescence, and mildew. Available in a flat sheen that can be tinted to a wide range of colors.