Clack WS1 Millennium

Product Description

The Clack WS1 Millennium is our top pick for well water users. This water softener’s ultra-efficient design tracks your water usage, looks for patterns, then picks the prime regeneration times on demand for maximum efficiency–saving you money on salt.


  • Easy-to-access meter makes cleaning and removing iron build-up a breeze!
  • Built-in battery back up saves softener settings for up to 2 hours in cases of power outage
  • No metal parts, so it stays rust-free
  • Can also be built as an iron filter valve
  • Gold Seal Product certified by Water Quality Association (WQA)
  • National Science Foundation certified (NSF)
  • Made in USA
  • **5 year warranty on valve and 10 year warranty on tanks**a

Key Features

  • Exceptional flow rate of continuous 27 gpm
  • Fully adjustable 6-cycle programming
  • Available in capacities of 0.5 – 2.5 cubic feet
  • 1″ porting
  • Double backwash feature for less sodium residue

Clack Millennium Series

Download the manual to find out more!


Place an order online and let Peterson Salt solve your salt needs today.


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