Fire extinguishing equipment, namely, sensor for detecting heat or fire, fire extinguishers, storage containers for fire extinguishing agents, nozzles for spraying fire extinguishing agents, fire sprinklers; fire extinguishing installations, namely, fire extinguishing systems, fire sprinkler systems, and parts therefor; pressure gauges, safety valves for use in water flow shut off and controlling delivery of fire extinguishing agents; pressure reducing units, namely, pressure controls being b...