See how TeacherLock I operates with a 2-step egress (two motions to open the doors). This works for states that have adopted the NFPA (National Fire Protection Association) -1 which allows for two-step egress in emergency or lockdown situations. Always check with your state or local safety officials.

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See how TeacherLock II works to lock and unlock.

Learn how to seamlessly change TeachLock I from Left sided install to Right sided install.