Are Pool Heat Pumps Really Efficient — and What Will They Cost?
Pool heat pumps really are efficient: by moving ambient heat instead of generating it, they can be up to five times more efficient than gas or electric heaters. Expect a higher upfront investment, then lower energy and maintenance bills that offset it over a long service life. They are most efficient in air above 7 °C, and modern units such as Solimpeks' Varm Silent Pool keep heating down to −7 °C; a pool cover makes the most of either.
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