Fire Suppression, Portable Extinguishers, Wheeled Fire Extinguisher, and Fire Hose Inspection Monthly Pro-Inert and CO2 Cylinder Gauge Check. Put in Building Reports. Confirm with site. Must be scheduled ahead of time for cyber security protocol. Monthly safety inspection including Portable Fire Extinguishers, Emergency/Exit Lighting, Ladders, Eyewash Stations, and Pro-Inert/CO2 Cylinder Gauge Check. BRC ID: 419366 One-time removal and disposal of (10) wheeled fire extinguisher units that are no longer being utilized the site. Due in 2018 - Hydro-static testing of (4) 5 lb. CO2, (1) 10 lb. CO2, (61) 20 lb. CO2, and (1) 20 lb. ABC portable fire extinguishers. Hydro-static testing and inspection of Fire Hoses (6) performed every 3 years.