Orient Inert Gas Fire Extinguishing System consists of high pressure cylinders filled with either IG-55, IG-100 or IG-541 agent under pressure, connected to fixed piping and nozzles or hoses which is designed in accordance to the National Fire Protection Association (NFPA) 2001: Standard on Clean Agent Fire Extinguishing System and EN 15004: Fire Fighting System.

Seamless steel cylinders manufactured in accordance to the following specifications.

• Pressurized equipment directive 97/23/CE (CE Marking)
• Transportable pressurized equipment directive (TPED) 199/36/CE (π Marking)

Cylinders used for the inert gas system have the design pressure of 2,900 psi (200 bar) and 4,351 psi (300 bar) with the test pressure of 6,526 psi (450 bar). Each cylinder is equipped with valve containing a safety burst disc for protection against over pressurization due to elevated temperature.