Installation and maintenance of fire alarm, detection and suppression systems

Alarm monitoring systems; Carbon dioxide discharge valves for use in fire suppression systems; Fire alarm and emergency evacuation devices, namely, fire alarm control panels, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers; Fire alarms; Fire and smoke detectors; Fire blankets and fire extinguishers; Fire extinguishers; Fire extinguishing apparatus; Fire hose nozzles; Fire-extinguishers; Fire-extingu...