True Union Check Valve

Spears True Union check valves are the highest quality check valves. Check valves allow one directional water flow and are used to prevent back siphoning. Commonly used on return pump outputs to prevent water overflowing the sump in the event of a power outage, pump failure or during maintenance. These check valves feature true union fittings on each end for easy replacement and disassembly.

Available In Slip or Threaded fittings.