HVAC industry news
As mandated by the AIM Act, the U.S. is phasing down the use of high-GWP HFCs in air conditioning and commercial refrigeration equipment. In commercial refrigeration, this requires new systems to use refrigerants that meet the GWP limits of 150 or 300, depending on the size of the equipment. In response, the low-GWP alternative CO2 (R-744) has […]