Durameter Series HTA accommodates process and utility applications such as wastewater, municipal water, and boiler treatment. Wall-mountable Model HTA 1, with discharge of 170 psi, adjusts via single dial to control stroke speed. Larger Model HTA 2, with 260 psi discharge, allows adjustment to stroke length as well as speed. Chemical-resistant polypropylene construction comes standard. PVDF and stainless steel wetted ends are optional. All pumps come installation-ready with tubing, foot valve, injection valve, and owner's manual.