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Return valve replacement product. Three a check valve installed in the general building, apartments and factories for drainage, heating water, and boiler condensate water, two water pump outlet pipe on the pump to stop operation to prevent the backflow caused by the medium in the pipeline. Install the accelerated closing spring, using quick closing principle to prevent water hammer production, to prevent the media back, to mute off; with the opening indicator, by adjusting the opening degree of output can regulate the pump; close the stem, can play the role of cut-off valve.
Note: parameters are for reference only, or are not full. Valve can be used in accordance with the requirements of different pressure, material, diameter, drive, etc.. Specific please contact or online advisory contact.

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