Double bitted key mortice locks: protection against forced entry and key tampering.
Protection against forced entry (lock).
- The deadbolt driving teeth have been designed to break in the event of attempted forced entry, stopping the lock from being opened.
- The blocking device on the tang is heat treated and rounded to slow down any attempts at drilling.
Resistance to tampering (key).
- CISA double bitted keys have a variable bitting system which makes it extremely difficult to replicate the key differs.
SUPPLIED AS STANDARD