... specialized in producing fire extinguisher,accessories like dry powder valve,co2 valve,cylinder,neck rings,handles etc.In addition,we ... equipment,such as fire hose,pressure gauge,nozzle,landing valve,jet apray branch pipe,hose coupling,fire cabinet and ... equpment.Inlet thread: 3/4-16UNFOut thread: NODip tube thread: Φ2.5Pressure Mpa: 18.8-23Residual pressure: NOWall hanging loop:NOgas valve gas valve