Curable waterproofing cement-based mortar. Provides complete tightness at hydrostatic pressure up to 5 atm according to EN 12390-8. Suitable for waterproofing basements and tanks. Ideal for drinking water tanks according to W-347, ISO 8467. It offers the possibility of post-sealing of underground spaces internally, applied from the opposite side of the water. It is classified as a product for the protection of concrete surfaces, according to standard EN 1504-2.