Provided is a door locking system including: a frame (10) including a hole (11) and a stopper hole (12), wherein the hole (11) is formed inside the frame (10), wherein a door glass (60) is fitted in the hole (11, wherein the stopper hole (12) is recessed from the hole (11) into a first sidewall of the frame (10); a captive bolt (20) inserted into the first sidewall of the frame (10) in a first direction toward the stopper hole (12); and a stopper (30) fitted in the stopper hole (12), wherein the second direction is perpendicular to the first direction.

A fire rated door utilizing a pair of frame members each having cases forming opposing open chambers. The open chambers are filled with fire resistant material and include structural plates that do not contact the cases. Holders attach to the cases support a fire resistant glazing unit. The fire rated door may be clad around the pair of frame members.

A fire door utilizing a pair of frame members each having cases forming opposing open chambers. The open chambers are filled with fire resistant material and include structural plates that do not contact the cases. Holders attach to the cases support a fire resistant glazing unit.

An armored shield incorporating a first ballistic panel having a view port; a second ballistic panel received within the view port, the second ballistic panel being transparent; a C bracket having a web having front and rear ends, the C bracket having a front arm having proximal and distal ends, and the C bracket having a rear arm having proximal and distal ends, wherein the distal end of the front arm forwardly overlies the second ballistic panel, and wherein the rear arm forwardly overlies the first ballistic panel; an L bracket having a column having front and rear ends, the L bracket having a foot having proximal and distal ends, wherein the distal end of the foot rearwardly overlies the second ballistic panel; and a plurality of screws interconnecting the front end of the L bracket's column and the distal end of the C bracket's rear arm.