Hanson Clack WS1EE – Twin Alternating Control Valve

Valve Features:

  • Service flow 28 gpm, backwash flow 15 gpm with meter and bypass installed
  • Optional double backwash feature offers optimum regeneration, cleaning ability and efficiency
  • Backwash and brining ability to 21″ diameter tanks
  • Downflow or upflow brining regeneration
  • Patented one piece expanding seal spacer stack assembly U.S. Patent 6,402,944
  • Patented linearly reciprocating piston operation U.S. Patent 6,444,127
  • Reliable and proven DC drives

Regeneration options:

  • Four methods to initiate regeneration; meter immediate, meter delayed, time clock delayed or pressure differential
  • Adjustable cycle times with 6-cycle control delivers controlled backwash, downflow brining/slow rinse, second backwash, fast rinse, refill and downflow service
  • Treated/Soft water post fill and regeneration cycles

Unit Features:

  • Solid state microprocessor with easy access front panel settings
  • Front panel display for time of day, days until next regeneration, volume remaining, current flow rate and total volume used (Totalizer), and Tank in Service Indication
  • Coin Cell Lithium battery back-up with an 8 hour carry over
  • 12-volt output AC Adapter provides safe and easy installation


  • Backwash Filter, Bypass, Weather Cover