Clack WS1 40,000 On Demand whole house water softener system. Clack WS1 40,000 GRAIN WATER SOFTENER SYSTEM INCLUDES. CLACK WS-1 metered Control Valve. High Capacity Resin 10% Crosslink Resin loaded in tank. Bypass with 1 male threaded connections. 10×44 Black Resin Tank. 15×15 Black Brine Tank. Safety Overflow Float Assembly. The item “Clack WS1 40,000 On Demand whole house water softener system” is in sale since Sunday, May 5, 2019. This item is in the category “Home & Garden\Home Improvement\Plumbing & Fixtures\Water Filtration Systems”. The seller is “tom1227″ and is located in Fox River Grove, Illinois. This item can be shipped to United States.