Energy Star EC-100 Dirtguard SM is a water-based, second generation 100% acrylic waterproof membrane coating with high infrared heat reflectivity. Applied as a liquid, it forms a seamless waterproof membrane in situ on the substrate, offering excellent resistance to pounded water when fully adhered. The product is a semi-gloss, crack bridging elastomeric coating with excellent elongation and recovery characteristics, which provides a positive waterproof seal. It is silicone modified for added water resistance and durability.