| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Low energy lighting | — | £20 | £5 | 4.1 yrs | +0.2 pts |
| Floor insulation | — | £800 – £1,200 | £111 | 9.0 yrs | +4.6 pts |
| Cavity wall insulation | — | £500 – £1,500 | £83 | 12.1 yrs | +3.5 pts · reaches C |
| Band A condensing boiler | — | £2,200 – £3,000 | £68 | 38.2 yrs | +2.8 pts |
| Solar water heating | — | £4,000 – £6,000 | £86 | 50+ yrs | +3.6 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £120 | 50+ yrs | +5.0 pts · reaches B |
| Solar photovoltaic panels(optional, beyond B) | — | £9,000 – £14,000 | £103 | 50+ yrs | +4.3 pts |
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
£1,442
per year at grade D
£867
per year at grade B
The full plan saves £472 a year — a 2.5% annual return on £18,620.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £855 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
15 March 2013£219,000
7 November 2003£151,500
11 June 1997£49,000
Estimated today: £341,569 HPI-indexed estimate, not a valuation
Blakes Hill Road: 96 sales since 1995 · £280,000 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Blakes Hill Road
How this home sits against its street.
52
graded homes
58.3
average score
D
most common grade
+3.7
this home vs street