| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Draughtproofing | — | £120 | £156 | 0.8 yrs | +7.0 pts · reaches F |
| Hot water cylinder insulation | — | £30 – £400 | £159 | 1.4 yrs | +7.1 pts |
| Low energy lighting | — | £25 | £8 | 3.1 yrs | +0.4 pts |
| Room-in-roof insulation | — | £2,700 – £700 | £256 | 6.6 yrs | +11.5 pts · reaches E |
| Heating controls | — | £450 | £68 | 6.7 yrs | +3.0 pts |
| Flat roof insulation | — | £1,500 – £500 | £141 | 7.1 yrs | +6.3 pts |
| Floor insulation | — | £6,000 – £0 | £186 | 16.2 yrs | +8.3 pts · reaches D |
| Solar water heating | — | £6,000 – £0 | £144 | 20.8 yrs | +6.5 pts |
| Solar photovoltaic panels | — | £8,000 – £0 | £172 | 23.3 yrs | +7.7 pts · reaches C |
| Solid wall insulation | — | £14,000 – £0 | £201 | 34.9 yrs | +9.0 pts · reaches B |
| Double glazing(optional, beyond B) | — | £6,500 – £500 | £67 | 50+ yrs | +3.0 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
The full plan saves £1,490 a year — a 7.3% annual return on £20,510.
Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.
Sold prices
Estimated today: £80,488 HPI-indexed estimate, not a valuation
Heol Yr Ysgol: 75 sales since 1995 · £165,063 average over 10 years
Schools nearby
The DfE register covers England. Welsh schools are held in a separate Welsh Government register, which we have not ingested yet.
Heol Yr Ysgol
How this home sits against its street.