Easily converts Ball Check Valve to a Foot Valve.

能够轻易地将球体止回阀转换成底阀.

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With a back pressure condition created , ball check seats firmly against ball check seat.

如果出现反压力状态, 球型止回阀阀座就牢固地密封在球型止回阀阀座上.

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With a backpressure condition created , ball check seats firmly against ball check seat.

当出现反压力时, 球型止回阀牢牢地密封在球型止回阀阀座上.

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Ball check opens away from ball check seat permitting flow of water through valve.

球型止回阀开启,从球型止回阀阀座离开,让水流经阀门.

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