R22 refrigerant: What is R22 and why is it being phased out?

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R22 refrigerant, (also known as R22 freon and HCFC-22 freon) is a chemical used in both air conditioners and heat pumps to cool your home. On Jan. 1, 2020, the U.S. Environmental Protection Agency (EPA) banned the production and import of R22 because of its particularly harmful impact on the ozone layer when released into the air.

Although some HVAC systems in existence still use R22 today, its use will eventually be eliminated completely in the U.S., so it’s essential that all… Full article here…

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