The state of refrigerants and the requirements for transitions have been a critical issue for stakeholders within the HVACR industry for many years. These stakeholders include manufacturers, ...

On any type of refrigeration system, from small reach-in coolers all the way to large chillers, controlling the head pressure of the refrigerant is important. That’s because it helps keep the system ...

Since this column's inception, we've received a substantial number of questions concerning air-conditioning troubleshooting. Answering each one would take quite some time, but we will attempt to ...