The Liobex DA 200mm Double Action Spring Hinge Silver Enamelled is a double action hinge for fire doors - it will allow the door to open in either direction and will return the door to the closed position. Spring hinges have gained popularity in dwellings which require self-closing fire doors such as flats and multiple storey town houses. The hinge is to suit doors 35-55mm thick, 930mm - 1000mm wide and with a maximum weight of 55kg (3 hinges required). PLEASE NOTE - these hinges are not supplied with screws as part of the standard packaging, please order screws separately. Eac...