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Case Studies

Success Stories & Case Studies in Water Treatment Excellence

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  • A chiller or heat exchanger used in HVAC systems showing fouling and corrosion within the tubes and shell.
    Boiler Water Treatment Case Studies

    Garratt-Callahan Helps a Hospital Save More Than $90,000

    Written byMike Scholnick

    Challenge As a result of poor service and neglect from a series of water treatment providers, a healthcare center in the southwest had some serious equipment problems. Chillers were so heavily scaled that heat transfer was very inefficient and energy costs were spiking. Boilers were laden with iron deposits. All cooling towers had such massive scale deposits that…

    Read More Garratt-Callahan Helps a Hospital Save More Than $90,000Continue

  • Close-up photo of a tank gauge with fractional markings and "ENTRY GAUGE" visible, next to a yellow hose.
    Case Studies Wastewater Solutions

    Fast ROI and Savings: It’s Better to Own Than to Rent Your Chemical Handling

    Written byMike Scholnick

    Challenges To limit handling and liability issues, a medical center in the Midwest required hands-free delivery of its water treatment chemicals. But this requirement limited its product options and made it “captive” to a single supplier. The hospital’s water treatment capabilities were sometimes threatened as it waited weeks for overdue chemical deliveries. Approach An ROI…

    Read More Fast ROI and Savings: It’s Better to Own Than to Rent Your Chemical HandlingContinue

  • G-C LumiTrac System and a hand-held photometer, used for water testing applications in industrial water treatment settings.
    Case Studies

    G-C LumiTrac®

    Written byMike Scholnick

    Need better system data and monitoring? Want confidence in your treatment performance between testings? Determined to save time and money on your water treatment program? Look no further than the G-C LumiTrac® system. The G-C LumiTrac® system combines the best of innovative G-C treatment and technology to ensure continuous monitoring, reliable treatment, and fast and easy-to-access reporting. Control With Confidence The G-C LumiTrac® system…

    Read More G-C LumiTrac®Continue

  • Displays components of a reverse osmosis system, identifiable by blue tubing and white cylindrical membrane housings
    Case Studies Reverse Osmosis

    Reverse Osmosis

    Written byKelle Zeiher

    I. Challenges A large municipal water reclamation plant on the Central California Coast that runs 3 RO trains had to switch to a low-cost, low-actives supplier due to a city-mandated bid process. After six weeks of working with the new supplier, the water plant experienced the following: If the situation continued, it would have resulted…

    Read More Reverse OsmosisContinue

  • Close-up of Oriented Strand Board (OSB) texture, showing compressed wood strands and flakes.
    Case Studies Reverse Osmosis

    Saving A Northwestern Particle Board Manufacturer’s Plant Operation by Solving RO Fouling Issues

    Written byKelle Zeiher

    Persistent reverse osmosis fouling threatened a particle board manufacturer’s productivity until Garratt-Callahan implemented a tailored water treatment program. By prioritizing proactive monitoring, the facility extended RO membrane life and significantly improved system reliability. This success proves that expert industrial water management is vital for preventing costly production downtime while maintaining rigorous, high-purity water standards for efficiency.

    Read More Saving A Northwestern Particle Board Manufacturer’s Plant Operation by Solving RO Fouling IssuesContinue

  • An data center interior photo, shows an aisle between rows of tall server racks, stylized blue and sepia color tone.
    Case Studies Wastewater Solutions

    Data Center Water Quality Restored

    Written byBrett Zeller

    Snapshot of Success Industry: Data CenterChallenge: Elevated iron levels prevented closed-loop water from meeting equipment manufacturer specificationsSolution: Full system repassivation + component chemistry retreatment + upgraded monitoring panelsResults: Iron reduced from ~0.82 ppm to 0.15 ppm and maintained for 10+ monthsWhy This Success Matters: Data center systems with strict control requirements need the right passivation…

    Read More Data Center Water Quality RestoredContinue

  • A close-up of a rusty, circular metal grease trap cover embedded in concrete, with the word "GREASE" clearly visible.
    Case Studies Wastewater Solutions

    Reduction of Drain Line and Grease Traps Maintenance Costs and Odor Elimination in a High-Rise Casino Using BZ 8200-L

    Written byKelle Zeiher

    I. Challenges Commercial facilities such as hotels, restaurants, bakeries, butcher shops, hospitals, and prisons often suffer from the following problems: Like many hospitality-related properties, this high-rise casino resort had many of the same challenges. They were experiencing problematic drain lines and grease traps. As a result, they were: II. Approach Garratt-Callahan’s team introduced Formula BZ…

    Read More Reduction of Drain Line and Grease Traps Maintenance Costs and Odor Elimination in a High-Rise Casino Using BZ 8200-LContinue

  • A color photo of a manufacturing factory
    Boiler Water Treatment Case Studies

    Improved Boiler Efficiencies and Reduced Waste Yields Substantial Savings in Site Resources and Operational Expenses in A Lumber Company

    Written byKelle Zeiher

    I. Challenges A lumber company in East Texas experienced high corrosion in their steam kilns resulting in expensive replace/rebuild costs. They were going through the following issues: II. Approach Garratt-Callahan’s team analyzed the site’s source water and kiln chemistry. They found that the company’s boiler water carry-over and high levels of chloride problem were due…

    Read More Improved Boiler Efficiencies and Reduced Waste Yields Substantial Savings in Site Resources and Operational Expenses in A Lumber CompanyContinue

  • Multiple white cylindrical reverse osmosis membrane housings with blue ends labeled "WAVE CYBER" in an industrial setting.
    Case Studies Reverse Osmosis

    Reverse Osmosis Systems Explained

    Written byKelle Zeiher

    Our most abundant and valuable resource can be detrimental to the very systems that purify it, contain it, and ultimately distribute it to our homes and businesses. Given this, ensuring water is safe for use involves more than just treating it with chemicals to control bacteria and remove contaminants.

    Read More Reverse Osmosis Systems ExplainedContinue

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