Liquid waterproofing admixture formulated for water permeability reduction in concrete and cementitious mortars and increase of their resistance to corrosive agents. Also used for improvement of workability without affecting the water content. Suitable for production of waterproof concrete used in constructions such as foundations, underground works, etc., and waterproof mortars. Certified according to EN 934-2:T.9. and classified as water-resisting admixture for concrete. CE marked.