Flush bolts are morticed into the door to provide a flush finish. Most commonly used at the meeting point of a pair of rebated doors. When doors are shut the flush bolts are concealed and therefore secure. The length of bolt is detemined by the height of the door. The taller the door the longer the top bolt will need to be. They are ideal bathroom locks. Certain flush bolts are designed to fitted on the face of sliding and folding doors and can be supplied lockable Flush bolts are supplied with with flat receivers which are suitable for wood sills and frames. Easy clean sockets are set in masonary floors and most commonly used in commercial developments. Dust excluding sockets can be fitted to wood or masonry floors and provide a flush finish desired in residential developments.