COOL-R BASE COAT 710/711/712/700T are liquid applied roof waterproofing membrane based on a pure polyurethane. All consists of a polyurethane resin, liquid-applied, mono-component, elastomeric, with or without internal protection layer; which once polymerised conforms an elastic lining, in form of a layer completely bonded to different supports (concrete, mortar, ceramic, wood, steel and other types of metal, polyurethane foam and other waterproofing membranes like PVC, EPDM and bituminous). Depending on support condition other type of primer may be advisable. The membranes COOL-R BASE COAT 711/712/700T, are alternative version to COOL-R BASE COAT 710.