You can however bolt the door from the inside by turning the key.
Slam shut door lock.
Externally you pull to and all latches engage and you turn key to deadlock.
When the door is closed a trigger in the actuator is depressed by a strike plate fitted to the outer frame which.
To lock from inside you turn the key or thumb turn to wind out the deadlock.
It has an actuator unit positioned between the centre case and the top bolt.
Available in dual spindle for use with 92mm 92mm or 92mm 62mm long backplate handles and is supplied complete with strike plate.
They don t have level handles.
These locks are generally designed for pull bar handles but can be used with a knob and finger pull.
Even better once shut they can t be opened from outside without a key.
Doors fitted with a slam lock can be closed far more quickly than traditional locks which require you to lift the handle.
Tch hardware 2 pack stainless steel paddle slam latch with lock key flush single point handle for door trailer rv jeep 4 1 out of 5 stars 18 39 95 39.
A single rotation of the key then locks the door.
They have multipoint latches.