Certification: portable air foam spraying gun is in accordance with the IMO"international code for fire safety system. SOLAS 1974, as amended.In accordance with GB/T3571. Rated working pressure: 0.5Mpa working pressure: 0.3-0.7Mpa Mixed flow rate: 400L/min Water output: 400L/min Foam output: 1.5m3min Foam distribution: >15m