These HAVEN HERITAGE satin Door handles can be found on all types of doors including exterior doors of residential and commercial buildings, internal doors, cupboard doors and vehicle doors. The sliding mechanism is fitted with a nylon seal to enable smooth movement and the handle returns to the horizontal position due to the spring mechanism. This HAVEN HERITAGE latch door handle is supplied on a round rose for standard internal doors and requires a tubular latch. The door latches for the internal door , which is called Mortice tubular latch which is not provided but can be purchased through the amazon web site using these this code B09B15F36B These HAVEN HERITAGE satin door handles are beautifully made and hand finished to make every handle unique . They are the perfect finish to new doors or for giving your old doors that new look . These HAVEN HERITAGE door handles are very easy to install, you only need to use 3 screws per handle. For a professional finish, all fixings are hidden. All the necessary fixtures are supplied including the fixing screws & internal tubular bar, Manufacturer: Haven