fire hose reel is composed of gate valve, input pipe, spoke, stand, rocker arm, hose and ejector. Rubber and PVC pipe ... coil is composed of gate valve, input pipe, spoke, stand, rocker arm, hose and ejector, using water as extinguishant. ... 2008 UCS CNAS 02410Q10886R0M Scope:Design And Production Of Fire-Fighting Equipment (Fire-Fighting Production: Water Automizing Fighting System, Extinguisher, ...