Many doors that do not have hardware that allows teachers to lock it from inside the classroom can be locked by turning a thumb turn or by pushing a button on the door.
Lock block for classroom doors.
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Works on all classroom doors.
Classroom security function this lock allows a teacher to lock the outside le ver without opening the door by inserting a key in the key cylinder on the inside lever.
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This device falls in line with safety codes as well as being operable by members of the handicap community.
Similar to its older brother door blok lock blok is a simple device that will help to minimize the distraction of the noisy classroom door.
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An indicator can be supplied as an integral part of the lock which will help teachers confirm that the lock has been put into lockdown.
The retrofit classroom lock features an enhanced visual indicator and is designed for classroom doors locked by key from the exterior it is capable of quickly locking down classroom doors from inside without the use of a key.
The inside lever always allows free egress.