The Heron Circulating Acid Injector offers a means of controlling pH in a water storage tank safely and accurately.

Features and Benefits

  • Pre-dosing at storage tank level offers better control of pH range
  • Simple to use
  • Minimal maintenance
  • Minimal moving parts
  • Minimal handling of acid
  • 2 pH probes for added security and reliability


  • 60% Nitric Acid dosing, no need to dilute
  • pH can be controller down to 6.0pH or lower depending on storage tank size.

See the Heron Circulating Acid Injector Data Sheet