Fleck 9100SE twin tank electronic metered demand regenerated 1.5 cubic foot (48K) in two 10" x 54" tanks using regular mesh resin with 1.05" distributor tubes and a 3/4" or 1" stainless steel or Noryl by-pass valve, a float controlled 2310 safety brine system in a 15" x 17" x 36" brine tank with a grid. Free Shipping. $970