FAQs

Question
Answer
A special change key in a hotel master key system which will allow access to one designated guest room, even if the lock is in the shut out mode.  It may also act as a shut out key for that room.
L9453 Entrance lock operation: Latchbolt is retracted by knob/lever from either side unless outside is locked by 20° rotation of thumbturn. Deadbolt thrown or retracted by 90° rotation of thu...
Classroom security lock - Latchbolt is retracted by knob/lever from either side unless locked by key from either side. When locked, latchbolt is retracted by key outside or knob/lever inside. Insid...
Classroom lock - Latch bolt operated by knob/lever from either side except when outside knob/lever is locked from outside by key. When outside knob/lever is locked, latch bolt is retracted by key f...
Office and inner entry lock with three-point latch - Latchbolt is retracted by knob/lever from either side unless outside is made inoperative by key outside or inside thumbturn. When outside is loc...
Classroom security lock with three-point latch - Latchbolt is retracted by knob/lever from either side unless locked by key from either side. When outside is locked, latchbolt is retracted by key a...
Entry/office lock—Turn/push button locking. Pushing and turning button locks outside knob requiring use of key until button is manually unlocked. Push button locking. Pushing button locks outside k...
Apartment entrance lock - Latchbolt is retracted by knob/lever from either side unless outside is locked by key from inside. When locked, latchbolt is retracted by key outside or knob/lever inside....
Storeroom lock - Latchbolt is retracted by key outside or by knob/lever inside. Outside knob/lever is always inoperative. Auxiliary latch deadlocks latchbolt when door is locked. Inside knob/lever ...
Entrance lock - Turn/push-button locking; pushing and turning button locks outside knob, requiring use of key until button is manually unlocked. Pushbutton locking; pushing button locks outside kno...