For years, R22 air conditioning refrigerant has been used in air conditioners and heat pump systems. Now, as more and more people are becoming concerned about the depletion of the ozone layer, this refrigerant is being phased out. Its replacement in most systems is R410-A, which has been approved by the Environmental Protection Agency as a safe alternative. Continue reading “New Regulations Push Air-Conditioning Refrigerant Options To New Heights: R410-A”