For residential products, the important step for contractors is understanding which region they're located in, the types of products they install and how the requirements for those products differ for their region. - Chris Forth.
Instead of EER, HSPF, and SEER, the new terms are EER2, SEER2, and HSPF2.
For residential products, the important step for contractors is understanding which region they're located in, the types of products they install and how the requirements for those products differ for their region, said Chris Forth, president of codes, standards and environmental affairs at Johnson Controls Inc..
In Southeast and Southwest, the minimum for split c units under 45,000 Btuh is SEER2 14.3, and the minimum for split c units of 45,000 Btuh or more is 13.8.
For split c units in both output categories that are rated SEER2 15.2 or above, EER2 minimum drops to 9.8 in Southwest..
Packaged c units in Southeast and Southwest must meet SEER2 of 13.4, and in Southwest they also require EER2 rating of 10.6..
But in Southeast and Southwest, c units installed after December 31, 2022, must meet or exceed the efficiency standards, or meet or exceed the equivalent standards under the older system of measurement.
In the equivalency scenario, the product must also no longer be production and must have been offered for in the region, said Laura Petrillo-Groh, director of regulatory affairs at Air Conditioning Heating and Refrigeration Institute.
TRANSLATION TABLE This chart shows the approximate equivalencies between SEER2, EER2, and HSPF2 energy-efficiency metrics and the older ones, SEER, EER, and HSPF.
Products that have been tested and rated and meet the 2023 minimums, have been on the market since early 2022, ...
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