Fleck 2510SXT Electronic Timer Manganese Greensand Plus Filter 1.0

(If you have a bypass already in your plumbing, then a yoke provides a direct connection. If you don't have a bypass, then select the appropriate size of either the Noryl Yoke with Noryl Bypass or Stainless Bypass. The Noryl Yoke and the Noryl Yoke with Noryl Bypass provide a male pipe thread connection while the Stainless Yoke and Stainless Bypass provide female connection ):

(Pro Pot Perm Plus is an iron filter regenerant and a strong oxidizing agent that converts dissolved iron and/or manganese to insoluble oxides which can easily be removed through filtration. As an iron filter regenerant, Pot Perm Plus regenerates and ox):