New Energy Efficiency Standards and Refrigerants for AC and Heat Pumps






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Are you interested in learning more about the changing energy efficiency metrics and refrigerants? The proper installation of new, higher-efficiency ACs and heat pumps will be essential to ensuring continued comfort, lower utility bills, and environmental safety as they take effect.

• SEER, EER, and HSPF ratings will become SEER2, EER2, and HSPF2 in 2023.
• Equipment installation requirements will differ in the North, Southeast, and Southwest.
• R-410a refrigerant will be phased out in 2025.

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