This indicates there is no glass behind the frame.
How to install a sliding glass door lock.
Remove the keeper plate from one side then slide the cylinder lock housing out of the door on the other side.
Install the lock and test it out now mount the lock onto the door frame by using two screws and then take the bolt and gently push it into the bolt hole.
Align the lock at the bottom of the sliding glass door.
Place shims around the edges and top of your door frame every 12 inches.
Hold the new lock up to the door to determine where the lock and screw holes should be drilled.
Place your head near the frame and tap it with the end of a screwdriver until you hear the sound change.
Installation of sliding door lock.
Remove the screws securing the lock s keeper plate with a phillips head screwdriver.
The sliding glass door lock mechanism the sliding glass door lock is the focal point of this discussion but it is also one of the weakest elements on the board and the one that is most prone to being targeted by burglars.
This will be about an inch below the upper level of the door frame base.
Of course your external sliding glass doors will already have some sort of lock on them which is the lock that came with the doors when they were installed.
Mark each screw hole.
Tilt the door into the opening with the bottom side going in first using shims as necessary to create a secure fit.
Use shims under screw holes to help keep your threshold in good shape.
Place your door hinges and secure them in place with screws.
Mark the spot on the frame.
Use the key to lock and unlock the lock several times to make sure that it s working properly.
A sliding glass door lock is used to keep sliding glass doors secure by barring access.