Kit contains 3 Clack part #’s for the Clack WS1 Control Valve Contains Downflow Piston V3011 Contains Brine Regenerant Piston V3174 Contains Spacer Stack V3005 This kit replaces the main interior parts of the Clack WS1 water softener/filter control valve.

Soft Water Supply Clack WS1 Interior Parts Kit Bundle with Seal Pack Piston and Brine Piston – OEM Clack Parts
$47.51