“DampProof” is designed for reduction of moisture migration in concrete and mortars. Chloride free. Instructions for use. Before use, the product should be thoroughly mixed and added to the water intended for the preparation of concrete mass or mortar, which is then added to the mixing process. Consumption: 0.5-1.0 l per 50 kg of cement, reducing the water dose accordingly. When preparing plaster, for normal water pressure (atmospheric pressure), the plaster layer should be 20-30 mm thick and in a recommended two layers. In case of increased water pressure the thickness of the plaster layer should be 30-40 mm.