Clack Corporation is a leading American manufacturer of water treatment components, renowned for its WS1 control valve and durable water softeners.

Clack Corporation, founded in 1944 and headquartered in Windsor, Wisconsin, is a family-owned company specializing in residential, commercial, and industrial water treatment solutions.
Clack has built a strong reputation over decades for producing high-quality, reliable components, primarily serving OEM partners and distributors rather than selling directly to consumers
Clack emphasizes American-made products designed for longevity and consistent performance.

ENGINEERED EXCELLENCE

Experience the reliability of American-made products, built to last and crafted for superior water treatment applications that support health, safety, and well-being.

QUALITY YOU CAN TRUST

Built to exceed industry standards, every component undergoes rigorous testing to ensure long-term performance and reliability.

PROVEN EXPERTISE

80 years of experience for dependable solutions in the water treatment industry.

INNOVATIVE SOLUTIONS

Benefit from cutting-edge technology and continuous improvements driven by your needs.

DEDICATED PRECISION SUPPORT

Count on meticulous customer service that matches the quality of Clack engineering, ensuring seamless operations.

01773 521437

Mon - Fri: 9:00 - 17:00

Clack WS 1.25 Inch Commercial & Industrial Valves

Clack WS1 TC & Cl Residential & Commercial Valves

Clack Valve WS2HF 2″ Valve Time Down Flow

Clack Valve WS2HF 2″ Valve BW

Start typing and press enter to search