Metal door frames; Metal door hardware, namely, non-powered door actuators; Metal door trim; Metal door units; Metal doors; Metal window frames; Metallic fire doors; Window casements of metal

computer networking hardware

Network security software for encrypting and controlling access to computer networks

Security device made of metal for use on exterior and interior doors

Caulk

Maintenance, installation and repair of fire doors and frames, fire dampers, smoke dampers, fire barriers, smoke barriers, fire and smoke detection and suppressions systems and equipment, fire alarms, and fire extinguishers, including all hardware, parts, and accessories of each of the foregoing

Maintenance, installation and repair of fire doors and frames, fire dampers, smoke dampers, fire barriers, smoke barriers, fire and smoke detection and suppressions systems and equipment, fire alarms, and fire extinguishers, including all hardware, parts, and accessories of each of the foregoing