In some respects, servicing today’s refrigeration systems is no more complicated than it ever has been. What has changed, however, is the need to understand the differences in the newer refrigerant ...

As mandated by the AIM Act, the commercial refrigeration industry is transitioning away from high-GWP refrigerants, such as R-404A and R-134a, to low-GWP alternatives, such as CO 2 (R-744) and propane ...