For prompt assistance, call 1-847-487-9110 during business hours or click here



We supply market-tested water treatment products for the following systems:

  • Open recirculating
  • Process cooling loop
  • Closed chilled water loop
  • Closed heating loop
  • Hydronic heating loop
  • Low pressure steam boiler
  • High pressure steam boiler
  • Steam/Condensate return system
  • Boiler pre-treatment system
  • Feed water systems
  • Softened water loop
  • Domestic potable water
  • Humidification system
  • Waste water systems

Our product offerings include:

  • Cooling water scale and corrosion inhibitors
  • Cooling water biocides
  • Cooling water dispersants
  • Cooling water antifoam
  • Closed loop scale and corrosion inhibitor
  • Closed loop multi-metal corrosion inhibitor
  • Boiler internal scale and corrosion treatment
  • Boiler oxygen scavenger treatment
  • Steam neutralizing amine treatment
  • Boiler water antifoam
  • Resin conditioning treatment
  • Boiler water sludge and dispersant treatment
  • Domestic water scale and corrosion inhibitor
  • Prepping and cleaning treatment
  • Alkaline boil-out cleaner treatment
  • De-scaler cleaning treatment
  • Closed loop iron cleaner
  • Flocculation treatment
  • Coagulation treatment
  • pH adjustment treatment
  • Caustic soda treatment
  • Drain pan treatment
  • Coil cleaner treatment
  • Enzyme drain cleaner

For prompt, expert assistance with any water need, call 1-847-487-9110 during business hours or click here.

Get a GehrkeGuy™

When you hire Gehrke, you get a dedicated GehrkeGuy™. An HVAC and manufacturing process water expert who proactively finds ways to make your water work better. Your GehrkeGuy takes responsibility for your water so you can focus on your business. And maybe sleep a little better at night, too.

To get your GehrkeGuy, get started today.