Lock case LC190

The latchbolt is deadlocked when both triggering bolt and latchbolt are retained inside the lock case. The deadlocking is controlled by a snib in the forend. The lock case is fitted with at feature to prevent unauthorized use of the snib. The snib can be moved by turning first the key or thumbturn. When the snib is in its up position, the door will deadlock when closed, and can be opened by a key or by the thumbturn. When the snib is in its down position, the lock can be also be opened by the handles.

The lock case works with the 4690, 4691, LP711, LP714, LP721, and LP731 striker plates.

Fire resistance: solid doors EI1 15 - EI1 30 and EI2 15 - EI2 30, Metal doors EI1 15 - EI1 120 and EI2 15 - EI2 120
Fill Classification 1 of the national burglary protection standards SFS 7020 and SFS 5970.
Mortice standard: OneFit.