Doors are panels or barriers with hinges or having sliding systems. Doors are used as coverings in walls or as partitions leading into a building or space. Doors can be opened to give access to rooms or closed to prevent access into a room. Doors are universal features in all kins of buildings. The allow passage between internal rooms and also allow passage of light and air. The primary use of a door is privacy and security. Doors are thus provided with a lot of fittings like latches and locks which can be used to lock them. Doors are also used as temperature controls for a space. The doors are used to exclude air drafts so that the interiors are heated or cooled as necessary. Doors also provide aesthetic value.