Hays Fluid Controls is a supplier of flow control valves. We have supplied the US Navy with Automatic Flow Control Valves since 1963. Our founders started in the brass industry over 150 years ago and we have been committed to innovation and consistency since. Our products include automatic balancing valves, water source heat pumps, fan coil connection kits, pressure independent control valves, low temperature valves, commercial marine products, manual balancing valves, components, and solenoid valves.
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