Cost of a 12kW heat pump?

A 12 kW air-source heat pump costs about £13,000–£17,000 installed , or £5,500–£9,500 after the £7,500 grant.

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Answer

How much does a 12kW heat pump cost?

A 12 kW air-source heat pump costs about £13,000–£17,000 installed, or £5,500–£9,500 after the £7,500 grant.

A 12 kW unit suits a home with that heat-loss figure — confirm your size with a survey.

2026 figures, based on Energy Saving Trust, Ofgem & gov.uk data · always confirm with a professional survey.

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