[Authors’ note: The information presented in this article addresses several specific safety aspects of refrigerants, but should not be used as a substitute for proper training or following of a manufacturer’s safety instructions. Honeywell recommends that technicians be fully trained and read all relevant safety instructions before using any refrigerant products or working on any systems containing pressurized refrigerants. Readers should not assume that all safety measures are indicated, or that other measures may not be required.]

There are over a dozen brands of R-410A-based air conditioners and heat pumps available today, and more coming on to the market each season.