Oxford study proves heat pumps triumph over fossil fuels in the cold::Published Monday in the scientific journal Joule, the research found that heat pumps are two to three times more efficient than their oil and gas counterparts, specifically in temperatures ranging from 10 C to -20 C.
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Yowsa! That’s cold.
That said, ground-source systems have been used to good effect in climates like that! But, of course, do what’s right for you 🙂
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