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 door lock.
Here is a quick guide that can help you to install a sliding door lock.
Clean the sliding door track.
How to install a night latch door lock.
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.
How to prep a new door for lock installation duration.
If you re in a situation where you cannot or do not want to use a drill to install your lock there are a couple ways of installing an interior door lock without a drill.
Tools needed for this job.
Fortunately you can easily install a lock on your sliding door to make it more secure.
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.
How the lock is operated.
It is fitted to doors which open inward.
Double locking night latches are approved british standard bs3621 bs8621.
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This is a big security concern because a sliding door with out a lock can easily be compromised.
The latches are available in single action models that operate from.
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 to your door.
Lock standard for double locking night latch.
These locks have largely been replaced by deadbolts in the u s but are still common in europe and many other parts of the world.
Look into keyed entry door knobs also called privacy knobs portable door locks or top of door locks.
The latches can easily be opened in a variety of ways.