843: Drop bolt

Th 843 door deadbolt compact design and sophisticated accessories enable it to be fitted in a variety of locations. It thus can offer optimum security as an additional door locking system in both commercial and private buildings.
Is indicated for horizontal and vertical fitting, when fitted horizontally, only possible to close downwards,  the 843 can also be fitted to the surface of glass doors.
This model of deadbolt has an automatic unlocking for 8 seconds, door and locking monitoring contact.
The 843 is suitable for short and permanent release, and is perfect for swing doors.