Desk
Money: running costs, grants, VAT and installed prices
The money desk works from the Ofgem price cap, Boiler Upgrade Scheme statistics and HMRC VAT rules, each dated.
4 chart pages · figures checked
- Money
How much air con costs to run in the UK
The capped electricity unit rate rose to 26.32p in October 2026, with VAT removed - Money
The Boiler Upgrade Scheme air-to-air heat pump grant
Air-to-air gets £2,500 under BUS, a third of the air-to-water grant - Money
VAT on air conditioning installation and heat pumps
Fitted AC can pay 0% VAT to March 2027; portables and supply-only kit pay 20% - Money
Air source heat pump cost in the UK, by quarter
The median air-to-water install has stayed between £12,000 and £13,600 since 2022
| Chart page | Charts | Lead source |
|---|---|---|
| How much air con costs to run in the UK | 4 | Ofgem, energy price cap unit rates and standing charges |
| The Boiler Upgrade Scheme air-to-air heat pump grant | 3 | GOV.UK, Apply for the Boiler Upgrade Scheme: what you can get |
| VAT on air conditioning installation and heat pumps | 3 | HMRC VAT Notice 708/6, energy-saving materials and heating equipment |
| Air source heat pump cost in the UK, by quarter | 4 | DESNZ, Boiler Upgrade Scheme statistics, September 2026 (Table Q1.1A) |