Sikagard 550W Elastocolor 1-Component Water Based Waterproof Anti-Carbonation Highly Elastomeric Coating White Base 5 Gallonâ¢Can bridge dynamically moving cracksâ¢Excellent carbonation barrierâ¢Water vapor permeableâ¢Provides resistance to weathering, frost and deicing saltsâ¢Crack bridging properties maintained at low temperaturesâ¢Excellent long termâ¢UV light resistanceâ¢Can be applied by brush, roller, or airless sprayâ¢Good color stabilityâ¢Extremely resistant to dirt pick up and mildewâ¢Nontoxic, nonflammable as a systemâ¢Easily maintained silk finishâ¢â¢â¢â¢.