... 3.Environment-friendly 4.ISO certification environment-friendly Polymer cement (JS) waterproof coating Characteristic a) High adaptability to wet and ... board, asphalt, rubber, SBS, APP, polyurethane and civil construction(such as building, wall surface, subsurface, tunnel, bridge, pool, reservoir, bathroom ... 2.Each packing:20 kg / barrel. environment-friendly Polymer cement (JS) waterproof coating