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Heat Pumps Explained Simply: How They Work in Scotland

10 min read
8 January 2026
Scottish Energy Efficiency

Quick Answer

Heat pumps extract warmth from outside air (air source) or ground (ground source) and concentrate it to heat your home. They work like a refrigerator in reverse. Modern air source heat pumps operate efficiently down to -15°C, making them suitable for Scottish winters. They typically deliver 3-4 units of heat for every unit of electricity used.

Plain English explanation of how heat pumps work and why they're effective in Scotland's climate.

In This Article

  • Key facts and figures
  • Real Scottish examples
  • Common questions answered
  • Next steps and resources

Related Calculators

These figures are based on real Scottish systems we've installed.

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Frequently Asked Questions

Part of our Heat & EPC guide

Heat pump suitability, EPC ratings, and heating efficiency for Scottish properties

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