Inert gas fire extinguishers. DuPont FE-227TM. replacing Halon gas for fixed installation. System designed for all types of boats. Automatic and manual discharge to protect an engine compartment from 1.4 m3 to 42.5 m3 Gas properties:  .Rapid extinguishing of a fire by cooling until combustion stops. Can extinguish a fire in less than 10 seconds HFC-227 is non-corrosive and leaves no residue Complies with standards: CE. ISO 9094-1 and 9094-2. US Coast Guard. Bureau Veritas and RINA