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AnswerHow noisy is a heat pump at night?
A modern heat pump is quiet at night — around 40–50 dB, similar to a fridge — and installers follow strict boundary noise limits.
In more detail
Sensible siting and anti-vibration mounts keep it unobtrusive.
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2026 figures, based on Energy Saving Trust, Ofgem & gov.uk data · always confirm with a professional survey.