Mapei Lamposilex Waterproofing Adhesive

Got an active water leak that needs stopped now? MAPEI LAMPOSILEX is a rapid-setting hydraulic binder for instant plugging of leaks, even water under pressure. Mix with water to a stiff paste and it sets in around 2 minutes, forming a waterproof, water-repellent plug with very high early strength. Ideal for: basements, tunnels, service penetrations, cracks/holes, and rigid joints in concrete structures.