| 摘要 |
A self propelled floatable nozzle 10 is provided including a support housing 14. A water piping system 16 and an air piping system 18 are supported in the housing 14. The water piping system 16 and air piping system 18 cooperate upon opening and closing of gate valves 32 to provide water for fighting a fire as well as propulsion to move the nozzle 10 in a desired direction as water and air are displaced through orifices 46 and bypass valve 48.
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