Sprinkler, Kitchen Suppression, Engineered Suppression, CO2 Suppression, and Industrial/Dry Chemical Suppression Inspection Annual 4 - Wet Semi-Annual Inspection Semi-Annual Inspection of Halon System in Data Center Inspection of CO2 system on the dust collector Inspection of CO2 system on the Grinder Inspection of a PCI-35 system on flammable storage locker