by Eric Grilliot | May 31, 2022 | Solutions Spotlight
The use of fixed-speed (or fixed-capacity) refrigeration systems and HVAC rooftop units (RTUs) is a common strategy in the U.S. food retail sector. If you went into the machine rooms of most grocery stores, you likely would find centralized, direct expansion (DX)...
by Andre Patenaude | Feb 8, 2022 | Efficiency & Refrigerant Regulations
In the first blog in this series, we discussed the many distinguishing properties of CO2 (or refrigerant R-744) — including its high system pressures, low critical point and triple point. These characteristics introduce a multitude of unique servicing considerations...
by Denise Hoying | Jul 20, 2021 | Efficiency & Refrigerant Regulations
Refrigerant leaks are a universal challenge for U.S. supermarket operators. These leaks are not only costly from an operational perspective, but emissions of hydrofluorocarbon (HFC) refrigerants also contribute to global warming. Today, commercial refrigeration...