Proper Closed Loop Water Treatment

Many cooling or heating systems use water in closed piping loops to transfer heat around a building.  These loops are heated, or cooled, directly, or indirectly through a heat exchanger, by boilers, chillers, cooling towers, etc. The quality of the water inside of these closed loops drastically affects the performance and efficiency of your heating […]

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Why Green Chemistry Water Treatment Matters

By John Caloritis Technical Director at Metro Group Certified Water Technologist and Board of Directors, Association of Water Technologies What is Green Chemistry? The products and services supplied by the water treatment industry can have a significant impact on energy demand, use, and conservation.  While we recognize the key benefits of functioning as a Green […]

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The Truth About Anode Bars

As the company who wrote the book on HVAC water treatment (literally  wrote the book: Water Treatment for HVAC Water Systems) we have a unique perspective on how to best manage corrosion in boilers and hot water heaters. Several times per year, our clients from across the US will ask us about the use of […]

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Cooling Water Filtration

By John Caloritis Cooling Water Filtration can be an extremely valuable tool for building owners to take advantage of.  Applied correctly and consistently, the conventional PM chemical treatment program will function well to control problems with dissolved solids, microbial fouling and corrosion.  However, pesky “suspended” solids should not be overlooked for the damage they can […]

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Trouble Shooting Water Softener Problems

By John Caloritis Trouble Shooting a water softener begins with understanding and reacting to the symptoms found. Problems are often identified from water analyses. Water hardness is an indicator of performance, and should not exceed 1.0 ppm. Chloride or conductivity values are indicators of successful rinse protocols, and should not exceed those of the softener […]

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Troubleshooting Softener Brine Draw Issues

Water softening has several facets to its proper operation. One of those is proper flow for certain functions. One function of the water softener that directly relates to flow is the brining and rinsing of resin during re-generation. The Brine valve consists of a mechanical valve that opens and closes during brine-draw and refill cycles. […]

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