| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation | — | £800 – £1,200 | £82 | 12.2 yrs | +3.8 pts · reaches C |
| Cavity wall insulation | — | £500 – £1,500 | £61 | 16.4 yrs | +2.8 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £76 | 50+ yrs | +3.5 pts |
| Solar water heating | — | £4,000 – £6,000 | £63 | 50+ yrs | +2.9 pts · reaches B |
Grants verified 20 August 2026. Costs are the register’s indicative ranges. Savings are restated at the fuel prices assumed in July 2026. Points per measure are estimated from 19.9 million certificates and rescaled to this home’s own certificate delta; the total is the register’s figure.
Running costs
£1,598
per year at grade D
£1,316
per year at grade B
The full plan saves £282 a year — a 2.5% annual return on £11,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2021, states £991 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
20 March 2023£400,000
10 August 2010£240,000
Estimated today: £387,021 HPI-indexed estimate, not a valuation
Schools nearby
No school in the register within reach of this postcode.