Security devices designed for use on horizontally moving doors, activated and secured through the use of a physical key, are widely available at major home improvement retailers. These locking mechanisms provide a level of access control beyond simple latching systems, restricting entry to only those possessing the correct key. Examples include cylinder locks integrated into the door handle or separate keyed deadbolts that can be surface-mounted.
The implementation of keyed locking systems on these doors offers enhanced security and peace of mind for homeowners. These mechanisms deter unauthorized entry and provide a tangible sense of safety. Historically, the need for more robust security for this type of door has led to the development and widespread availability of diverse locking solutions.