DURLAY TECHTOP is a liquid applied roof waterproofing based on pure polyurea 100 %, consists of a pure polyurea resins, bi-component, elastomeric, without internal protection layer; which once polymerised conforms a jointless elastic lining, in form of a layer completely bonded to the support (concrete, mortar, ceramic, metal and extruded polystyrene (XPS)). The minimum layer thickness of the assembled membrane is 1.4 mm.