Petrokem 2K Liquid Plastic® - Black is a two component, tough, long lasting waterproofing system specially developed for floors, walls, flower troughs, earth filled roof gardens, bathrooms and for many more areas. The product has many waterproofing applications in households, civil engineering sites and industries. Petrokem 2K Liquid Plastic® is a heavy duty waterproofing system and when properly applied, it will provide a mechanically tough, durable, abrasive resistant coating which will be resistant to a range of chemicals, oils, acids and alkalis. The system will also have an excellent adhesion to most surfaces including concrete, cement plaster, wood, terrazzo, plywood and therefore could be used to waterproof wide variety of surfaces including plywood, cement plaster, concrete and wood. This waterproofing system is not recommended for outdoor applications when the area is directly exposed to sunlight and high thermal movements. Not recommended for drinking water tanks.