Similar to the auto deadlocking night latch you can still open the door from inside if you lock the handle from inside with a key.
How to install a night latch door lock.
Double locking night latches are approved british standard bs3621 bs8621.
These locks have largely been replaced by deadbolts in the u s but are still common in europe and many other parts of the world.
The cylinder night latch can only be opened with a key from the outside but can be closed and locked from the inside using the locking button.
How to install a night latch to your door.
Traditionally the night latch was designed so that it could not be unlocked from the outside.
It is fitted to doors which open inward.
Clean the sliding door track.
How to install a night latch door lock.
How the lock is operated.
Tools needed for this job.
Tape measure pencil flat drill bit for wo.
This is a big security concern because a sliding door with out a lock can easily be compromised.
The latches can easily be opened in a variety of ways.
The latches are available in single action models that operate from.
Fortunately you can easily install a lock on your sliding door to make it more secure.
This video is about how to fit a door latch and door handle in an interior door.
A night latch is a type of auxiliary lock often used in conjunction with a regular latchset on an exterior door.
Night latch door locks mount on the inside face of a door and operate with a small knob.
Lock standard for double locking night latch.
A cylinder night latch of which the yale lock is the most common sort is an easily fitted lock that locks itself automatically when the door is closed.
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Mb diy 9 637 views.
Here is a quick guide that can help you to install a sliding door lock.