TRIO WARNING SYSTEM

fire alarms; smoke alarms; smoke detectors and alarms; duct smoke detectors; heat detectors and heat alarms; audible signal equipment in the nature of loudspeakers, bells, buzzers, horns, chimes, and sirens; visual signal equipment in the nature of electronic displays, strobes, remote annunciators, signal buttons and manual stations; portable fire extinguishers; fire alarm and emergency evacuation devices, namely, smoke detectors, heat detectors, alarm pull stations, audible and visible notification appliances, strobes, sirens, bells, horns, and speakers