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  1. R22 refrigerant: what is R22 and why is it being replaced? hvac.

    R22 refrigerant, or R22 Freon, is used in a number of AC systems built before 2010. It was discovered that the chemicals that makeup R22 are detrimental to the ozone layer. The …

  2. Chlorodifluoromethane - Wikipedia

    Chlorodifluoromethane or difluoromonochloromethane is a hydrochlorofluorocarbon (HCFC). This colorless gas is better known as HCFC-22, or R-22, or CHClF. 2. It was commonly used as a …

  3. R22 Replacement: What You Need To Know - Today's Homeowner

    Mar 13, 2025 · R22 is a controlled substance, meaning it’s illegal to release it into the air or throw it away because it contributes to ozone depletion and climate change. If you’re replacing your …

  4. R22 refrigerant replacement: Your 2025 guide to the latest HVAC …

    R22, also known as HCFC-22, was once the standard refrigerant in residential air conditioning. However, due to its ozone-depleting properties, the U.S. Environmental Protection Agency …

  5. R22 Refrigerant For AC Units: Essential Facts, Replacement …

    May 16, 2025 · What Is R22 Refrigerant? R22 refrigerant is a hydrochlorofluorocarbon (HCFC) widely used in residential and commercial air conditioning units manufactured before 2010. It …

  6. What Is Freon (R-22)? 2025 Guide to Costs, Phaseout & AC …

    Aug 25, 2025 · What Is Freon (R-22) and How Does It Work? Freon, commonly known by its chemical name R-22, is a refrigerant that has been widely used in air conditioning systems …

  7. R22 Refrigerant For AC Units: What Homeowners Need To Know …

    Jun 25, 2025 · With R22 being phased out, understanding its impact on air conditioner maintenance, repairs, and replacement is essential. This article explores the details of R22 …

  8. What Is the Best Replacement for R22? Top Alternatives & Benefits

    Jul 16, 2025 · Multiple r22 replacement refrigerants are available, each offering unique benefits—and potential challenges—that you should understand before making a switch. In …

  9. Transitioning from R22 Refrigerant: A Comprehensive Guide to ...

    R22, also known as HCFC-22, was once the standard refrigerant used in residential and commercial HVAC systems. However, due to its ozone-depleting properties, R22 has been …

  10. Can You Still Use R22 Refrigerant? Understanding the Future of Air ...

    Jul 1, 2025 · R22, also known as HCFC-22, is a hydrochlorofluorocarbon refrigerant commonly used in air conditioning systems. It has been a popular choice due to its efficiency and lower …