| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Cavity wall insulation | — | £500 – £1,500 | £37 | 27.1 yrs | +4.0 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £46 | 50+ yrs | +4.9 pts · reaches B |
| Solar water heating(optional, beyond B) | — | £4,000 – £6,000 | £38 | 50+ yrs | +4.1 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
£901
per year at grade C
£780
per year at grade B
The full plan saves £83 a year — a 1.5% annual return on £5,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £970 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
7 September 2007£173,000
23 May 2003£133,000
15 August 1997£64,000
Estimated today: £278,690 HPI-indexed estimate, not a valuation
Caroline Gardens: 22 sales since 1995 · £238,833 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Caroline Gardens
How this home sits against its street.
8
graded homes
69.1
average score
C
most common grade
+4.9
this home vs street