3 ms·
100% efficient is extremely inefficient for electric heating. A good modern air source heat pump has far above 100% efficiency in all but the coldest climates a
by TheCoelacanth 5y ago
100% efficient is extremely inefficient for electric heating. A good modern air source heat pump has far above 100% efficiency in all but the coldest climates and a ground source heat pump has far above 100% efficiency in essentially any climate.