Anyone approaching an R-744 system must adhere to strict safety precautions. This rings true for several reasons: R-744 can operate at high pressures. On hot days, without adiabatic gas cooling, ...

Carbon dioxide (CO 2) is a very efficient, nontoxic, and nonflammable refrigerant, earning it an A1 rating. The gas has a global warming potential (GWP) of 1, making it a highly desirable solution in ...

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 ...

The global Wireless Refrigerant Charging Scale Market is entering a decade of resilient expansion as HVAC service industries ...