DOE rules banning sale of non-condensing water heaters, furnaces, can stand, court says

November 6, 2025

Rules by the U.S. Department of Energy that would effectively prevent the sale of non-condensing gas commercial water heaters and consumer furnaces in the United States in favor of more efficient condensing appliances can move forward, a federal appellate court ruled on Tuesday in a 2-1 split decision.

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