Air Source Heat Pumps | Energy Saving Tru
Air Source Heat Pumps | Energy Saving Trust
2019-6-23‚Äā¬∑‚ÄāWith these systems, most of the time the heat pump will provide all your heating needs, and the gas or oil boiler will be switched off. However, on occasions when the heat pump is not able to provide enough heat on its own, such as when outdoor temperatures are very low and your heating demand is high, the fossil fuel boiler turns on.
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