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Increasing energy efficiency has long been the mission of the U.S. Department of Energy (DOE), and in 2015, two new regulations involving air conditioning equipment and water heaters take effect to support it. This is what you need to know.
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Increasing energy efficiency has long been the mission of the U.S. Department of Energy (DOE), and in 2015, two new regulations involving air conditioning equipment and water heaters take effect to support it. This is what you need to know.
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