Engineered to produce optimum performance and service life. Autotrol valves offered by Waterequip are of the highest quality. Constructed with practicality in mind, these valves are able to be installed quickly and serviced efficiently meaning simple as well as reliable performing characteristics. The thermoplastic resin provides exceptional corrosion resistance and precision fit components. The Pentair brand offers up to date technologies and industry experience, providing water treatment professionals with a product they can trust..