NIGHTLOCK LOCKDOWN Classroom Door Barricade device allows teachers to barricade the classroom doors fast & easy. Lockdown device for extreme emergencies, intruder alerts, and active shooter. Simple to use and easy to install. the Floor Mounted device can hold back 2000 lbs of force. Out of reach by the intruder, even if they break out a classroom door window. Barricading a door is easy with Nightlock Lockdown, Door Handles, Door Accessories, Door Hardware, Marine Accessories ...

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