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Garratt-Callahan Water Treatment Expertise Since 1904

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You are here: Home / Our site has moved to GarrattCallahan.com

Our site has moved to GarrattCallahan.com

 

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Now in our second century of service, Garratt-Callahan isn’t just an experienced company. We’re a company of experienced professionals, from our field engineers to our technical service departments. Together, we’re focused on the same mission that has guided Garratt-Callahan for over 110 years. We offer effective, efficient, and safe water treatment. We deliver unrivaled customer service and we promise complete customer satisfaction. For you, that adds up to water treatment programs you can depend on, risks reduced to a minimum, peak system performance, and lower operating costs.

Learn more about Garratt-Callahan by selecting from the links below:

  • Our site has moved to GarrattCallahan.com
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      • Boiler Water Treatment
      • Cooling Water Treatment
      • Waste Water Solutions
      • Reverse Osmosis
      • Safer Chemical Cleaning
      • Bioaugmentation
      • Secondary Disinfection
    • Equipment & Innovation
      • G-C LumiTrac
      • G-C Controlled Release
      • ClO2 Generators
      • G-C Sentry
      • G-C ChemFeed
    • Services
      • Risk Minimization of Legionella & Other Waterborne Pathogens
      • Analytical Laboratory
      • Onsite Training
      • Management Software
      • Safety First
    • Treatment Value
    • Quality System
    • Green Chemistry
  • Resources
    • ASHRAE Standard 188 – 2015
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