This 2013 fact sheet provides useful information on low-Global Warming Potential (GWP) refrigerant alternatives used in unitary air-conditioning equipment, relevant to the Montreal Protocol on Substances that Deplete the Ozone Layer. It discusses HFC alternatives, market trends, and challenges to market entry for alternatives and potential solutions.

• Transitioning to Low-GWP Alternatives in Unitary Air Conditioning (pdf) (1.38 MB)