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Apr 21, 2023, 3:50 am233 pts
CleanTechnica
The energy efficiency, cost savings, and versatility of heat pump water heaters (HPWHs) make them a clear choice for the environment and households across the U.S. With 120 million water heaters in the U.S. alone, we could save over 100 million tons in carbon emissions every year if all the water heaters in…
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