Vetoproof UM767 is a premium quality, pitch extended (bitumen), two-component polyurethane waterproofing membrane; the product is a cold liquid applied that hardens through reaction between part A and part B to form a highly elastic rubbery jointless waterproofing membrane that is resistant to aggressive groundwater and sewage. Vetoproof UM767 consists of two components that can be applied at 0.5 mm on vertical application.