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Secondary water supply series

SDFQ4X double check valve DN15~DN300

SDFQ4X double check valve DN15~DN300

Details


SDFQ4X double check valve DN15~DN300
   It is mainly used for the hydraulic control combination device that strictly limits the pressure water in the pipeline to flow in one direction when the urban water supply unit supplies water to the general pollution hazard unit, and its function is to prevent the medium in the pipeline from flowing backward under any working conditions, so as to achieve the purpose of avoiding return pollution.

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