The Ofgem gas cap rate jumps 27% on 1 July 2026

How much does an air source heat pump actually cost after the £7,500 grant?

The UK's independent comparison service for air source heat pumps. Indicative installed prices, what you actually pay after the Boiler Upgrade Scheme grant, and up to 3 quotes from local installers. 100% free, no obligation.

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Air Source Heat Pump Cost Calculator

See what you pay after the grant, plus running-cost and payback estimates for your region

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Towns covered
12
UK regions
£7,500
Boiler Upgrade Scheme grant (England and Wales)
100%
Free, no obligation

Gas is getting dearer. The grant is here now

The Ofgem price cap gas rate rises 27% on 1 July 2026, while the Boiler Upgrade Scheme takes £7,500 off an air source heat pump in England and Wales. If your boiler is near end-of-life, it is worth running the numbers before you replace like-for-like.

Read the Boiler Upgrade Scheme guide
Gas cap up 27%
From 1 July 2026
The Ofgem cap gas unit rate jumps from 5.74p to 7.33p/kWh in a single quarter; typical bills rise about 13%
£7,500 grant
Extended to 2030
The Boiler Upgrade Scheme covers England and Wales; your MCS-certified installer claims it for you, straight off the quote
£9,000 for oil and LPG homes
From 21 July 2026
Off-gas homes heated by oil or LPG qualify for an uplifted £9,000 grant, expected to run to around March 2027

Air source heat pump costs by region

Indicative out-of-pocket prices after the grant (£7,500 Boiler Upgrade Scheme in England and Wales, Home Energy Scotland in Scotland; no grant scheme applies in Northern Ireland)

Northern Ireland

Average installed cost: £8,000 - £14,000 (indicative; no grant scheme applies in Northern Ireland)

How PumpSwap works

1

Tell us about your home

2-minute form about your property, current system, and what you need.

2

Get matched with installers

We match you with up to 3 local air source heat pump installers in your area. Claiming the BUS grant requires an MCS-certified installer.

3

Compare and choose

Review quotes, compare brands and pricing, and pick the best option. No obligation.