A proposal by President Trump to arm teachers in the wake of that school shooting in Florida kicked up a lot of controversy. But one gun shop owner in southern Iowa is trying a different idea. He’s ...

To answer the challenge of security and life safety in today’s classroom environment, MARKS USA Custom Lockset Division has developed the Loc-Down™ Classroom Intruder ANSI/BHMA F110 Function Leverset ...

The Classroom Intruder Cylinder Lock from PDQ enables school staff members to check the locked/unlocked status of a door with an LED indicator, avoiding the need to open the door in order to check the ...

Marks USA of Amityville, N.Y., a NAPCO Security Systems company, releases the Loc-Down classroom intruder ANSI/BHMA F110 function leverset with clutch design. It incorporates all of the standard ...