A versatile protective coating consisting of a precise blend of select clay, asphalt and water. Dries to form a tough, protective surface that resists acids and alkalis. 100% ASBESTOS FREE

Provides additional weathering protection for asphalt roofing systems or properly prepared metal roofs. Also used as a surface preparation for the application of aluminum roof coating, as well as damproofing of concrete and masonry surfaces and ICF (insulated concrete forms).