| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Draughtproofing | — | £80 – £120 | £86 | 1.2 yrs | +4.6 pts · reaches D |
| Loft insulation | — | £100 – £350 | £49 | 4.6 yrs | +2.6 pts |
| Floor insulation | — | £800 – £1,200 | £102 | 9.8 yrs | +5.4 pts |
| Low energy lighting | — | £45 | £4 | 10.0 yrs | +0.2 pts |
| Heating controls | — | £350 – £450 | £37 | 10.7 yrs | +2.0 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £95 | 47.5 yrs | +5.0 pts · reaches C |
| Solar water heating | — | £4,000 – £6,000 | £79 | 50+ yrs | +4.2 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £111 | 50+ yrs | +5.9 pts · reaches B |
| Double glazing(optional, beyond B) | — | £3,300 – £6,500 | £37 | 50+ yrs | +2.0 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
£1,399
per year at grade E
£798
per year at grade B
The full plan saves £564 a year — a 2.8% annual return on £20,270.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £1,501 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
30 April 2026£450,000
9 July 2025£288,000
Estimated today: £438,290 HPI-indexed estimate, not a valuation
Roman Road: 170 sales since 1995 · £586,335 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Roman Road
How this home sits against its street.
72
graded homes
62.5
average score
D
most common grade
-9.5
this home vs street