BASF MASTERSEAL 501 Waterproofing Systems.

Surface applied capillary waterproofing system for concrete and block work. Provides total and permanent waterproofing properties by becoming an integral part of the structure to which it is applied. Active ingredients will not delaminate, peel off or wear away. Protects concrete and reinforcement against corrosive waterborne substances. Crystalline action is reactivated by contact with water providing permanent and continuous protection. Effective against both positive and negative water pressure.