Illustration Courtesy of Emerson CO2 is a pretty nice refrigerant. It has zero ODP (ozone depletion potential) and a GWP (global warming potential) of 1. CO2  has been used as a refrigerant almost from the very beginning of refrigerants, and it's been making a big comeback in market refrigeration (especially in colder climates). CO2 […]

  We’ve already made a few tech tips and uploaded a few podcasts about HVAC business practices, including some on profitability. That content is all fine and dandy, but those podcasts, articles, and videos may seem out of touch with most of our audience. After all, that content hardly seems to apply to the bread […]

Air conditioning was about humidity control from the very start. Willis Carrier's very first air conditioning system was all about controlling the humidity with the side effect that it also could reduce the sensible temperature. Theaters caught on that this newfangled contraption could lead to big summer numbers when they installed it to keep patrons […]