| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Heating controls | — | £350 – £450 | £55 | 7.3 yrs | +2.8 pts · reaches D |
| Cavity wall insulation | — | £500 – £1,500 | £113 | 8.9 yrs | +5.7 pts |
| Low energy lighting | — | £60 | £7 | 9.1 yrs | +0.3 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £93 | 28.1 yrs | +4.7 pts |
| Floor insulation | — | £4,000 – £6,000 | £151 | 33.2 yrs | +7.6 pts · reaches C |
| Solar water heating | — | £4,000 – £6,000 | £117 | 42.7 yrs | +5.9 pts |
| Solar photovoltaic panels | — | £5,000 – £8,000 | £140 | 46.6 yrs | +7.0 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
£1,376
per year at grade E
£702
per year at grade B
The full plan saves £674 a year — a 3.3% annual return on £20,560.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £948 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
12 May 2021£211,000
24 February 2016£136,000
7 July 2000£64,950
Estimated today: £268,342 HPI-indexed estimate, not a valuation
Naples Road: 69 sales since 1995 · £225,795 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Naples Road
How this home sits against its street.
29
graded homes
57.5
average score
D
most common grade
-3.5
this home vs street