It is suitable for use on board ships, in the presence of hydrocarbon-based fuels, in fire-fighting systems and in all applications involving saline and corrosive environments. The green FKM O-ring offers a guarantee of quality and safety in an operating range of -20/+220°C and a maximum pressure of 16 bar. Application : Brackish water systems Sewage and waste water systems Heating systems Air conditioning systems Solar thermal systems Compressed air systems Fire-fighting systems Water treatment systems