Waste Water Processing and Treatment

ControlAir manufactures Bubble Tube Liquid Level Systems, Stainless Steel Air Filter Regulators and I/P Pressure Transducers needed for control in water and wastewater treatment processes. These products are built and tested in Amherst, New Hampshire, USA and are supported with knowledgeable sales and support staff backed up by a worldwide distribution network.

Our products can be found in water treatment applications such as:

ControlAir products found in these applications include:

  • Bubble Tube Liquid Level System (L100) provides precise level measurement for applications involving hazardous locations or liquids which are highly corrosive or slurry type.
  • Stainless Steel Filter Regulators (Type 350, Type 380) provide accurate pressure regulation and quick response in water treatment processes from phase separation to polishing.
  • I/P Transducers (Type 500Type 900) provide reliable, repeatable accuracy of pneumatic pressure for control systems.

Download our Stainless Steel Product Catalog

Valve Control I/P Transducers and Air Filter Regulators


Bubble-Tube Liquid Level System


Stainless Steel Filter Regulators


I/P Pressure Transducers