• Skip to primary navigation
  • Skip to main content

Garratt-Callahan

Water Treatment Products

  • About
    • G-C Overview
    • History & Heritage
    • President’s
      Message
    • G-C Advantage
    • Credentials & Certifications
      • ASSE Water Safety Certified
    • Customer Survey
    • Case Studies
  • Services
    • Services Overview
    • Water Safety
      • Water Safety Programs
    • Boiler Water Treatment
    • Wastewater Treatment Solutions
    • Cooling Water Treatment
    • Reverse Osmosis
    • Analytical Laboratory
    • Water Treatment Education Program
  • Problems Solved
    • Solutions Overview
    • Building Water Safety
    • Legionella & Waterborne Pathogens
      • Legionella Fast Facts
    • Green Chemistry
    • Safer Chemical Cleaning
    • Secondary Disinfection
    • Bioaugmentation for Water Treatment
    • Treatment Value
    • Cost Savings & Sustainability
    • PFAS & PFOS Removal
  • G-C Technologies
    • G-C Technologies Overview
    • G-C LumiTrac
    • G-C SolidTrac
    • G-C Controlled Release
      • G-C Controlled Release Photos
    • G-C ChemFeed
    • ClO2 Generators
    • Digital Water Management System
  • Industries
    • Industries Overview
    • Commercial Properties
    • Data Centers
    • Food & Beverage
    • Government
    • Healthcare
    • Hospitality
    • Manufacturing
    • Case Studies
  • Resources
    • Articles
    • Training Programs
    • Safety First
    • Request Safety Data Sheets
    • Water Treatment Glossary
  • Contact
    • Contact
    • In Case Of Emergency
    • COVID-19 Building Water Safety
    • Customer Survey
    • Safety Data Sheets
    • Billing Inquiry Request Form
  • Show Search
Hide Search

Main Content

Mandatory Water Sampling
for GSA Owned & Leased Buildings

Comply Now

Partner with Certified ASSE 12080 Experts

Learn More

Protect Food & Beverage Production with Proven Solutions

Monitor Control

Optimize Feeds for Safer & Efficient Production

Monitor Control

Water Safety For The Most Vulnerable

Minimize Risk

Conserve Water & Energy with Innovative Water Treatment

Save Now

Advanced Solutions for Medical Device Water Treatment

Get Answers

A trusted partner since 1904.

Providing over 100 years of industrial water treatment products and services has taught us a few things. Our client relationships are founded on trust and built with fairness, honesty, integrity. Relying on our expertise and experience, we first thoroughly understand your needs and challenges. Then, we can roll up our sleeves to find solutions that work.

Water treatment for all industries.

From boilers to waste water, from testing to treatment, Garratt-Callahan is your trusted partner.

Water

Safety Data Sheets

Request Safety Data Sheets
Water with a video play button

Water Management Guide

Watch the video
Image

Water Treatment Solutions

Learn more

50 Ingold Road
Burlingame, CA 94010
[email protected]

Copyright © 2025 Garratt-Callahan.
All Rights Reserved.

  • Privacy & Terms
  • Sitemap
  • Careers
  • Contact