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U.S. Department of Energy @ENERGY
Heat pumps are in the news a lot these days. Want the 101 on these energy-efficient alternatives to furnaces and air conditioners for all climates? We've got a site for that. ⏬ https://t.co/J9UjI0z2Ya via @eeregov https://t.co/aJMKfib7hf — PolitiTweet.org