Walchem is a leading manufacturer of all things related to water treatment systems and solutions. They provide innovative solutions for a broad range of applications and offer high-quality products. We have a great selection of water treatment controllers to choose from to help with all of your water treatment needs. Walchem water controllers are easy to use and come with advanced programming to help with specific requirements. Enjoy unparalleled versatility and a collection of sensors and powerful built-in algorithms for control of chemical metering pumps and valves in a broad range of water treatment applications.