PYROZONE

Fire extinguishing apparatus; parts and fittings of fire extinguishing apparatus, namely, vessels for storing liquid carbon dioxide at low pressure for use in fire suppression systems, carbon dioxide refrigeration apparatus for use in fire suppression systems, carbon dioxide discharge valves for use in fire suppression systems, lock-out valves and switches for use in carbon dioxide fire suppression systems, release valves and switches for use in carbon dioxide fire suppression systems, manual control panels for use in carbon dioxide fire suppression systems, remote filling stations for use in carbon dioxide fire suppression systems, flood and local application nozzles for use in carbon dioxide fire suppression systems