Elastic Acrylic Waterproofing Coating Roof waterproofing, applied on various substrates such as: fiber reinforced mortars, tin, aluminum, wood, bricks, mortars, tiles, concrete, asphalt sheets with a final coating of aluminum foil, etc. For the protection of parapets and partition walls from moisture and possible water penetrations: Vertical railings, gutters, tin channels in room eaves, chimney support points, etc. For the direct application of the material on PVC surfaces, or on polyester substrates , as well as in existing paints, it is recommended to conduct an on-site test to ensure compatibility for the application of the product. Otherwise and if it is necessary to lightly rub the surface before application.