2 Lever Sash locks
The lowest form of door security, and therefore should only ever be used on internal door. 2 lever sash locks, can be keyed alike and are available from Legge Locks, Union Locks and Yale Locks with a rebated version from Union Lock in Satin or Brass. When fitting a 2 lever sashlock the measurements of the lock are important, if you are unsure of which sizes to take, please view or sash lock measurement guide