| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Flat roof insulation | — | £900 – £1,200 | £133 | 7.9 yrs | +2.7 pts |
| Cavity wall insulation | — | £900 – £1,500 | £131 | 9.2 yrs | +2.6 pts · reaches C |
| Floor insulation(optional, beyond C) | — | £5,000 – £10,000 | £175 | 42.8 yrs | +3.5 pts |
| Solar photovoltaic panels(optional, beyond C) | — | £8,000 – £10,000 | £162 | 50+ yrs | +3.2 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 £264 a year — a 11.7% annual return on £2,250.
Energy costs as modelled on the certificate, not a bill.
Sold prices
Estimated today: £475,194 HPI-indexed estimate, not a valuation
Sandown Road: 64 sales since 1995 · £274,107 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| All Saints Church of England Primary School, Stand | Primary | 0.2 mi | — |
| Unsworth Primary School | Primary | 0.2 mi | — |
| St Bernadette's Roman Catholic Primary School, a Voluntary Academy | Primary | 0.2 mi | — |
| Unsworth Academy | Secondary | 0.6 mi | Progress 8 +0.21 · above average (2023/24) |
| Philips High School | Secondary | 0.9 mi | Attainment 8 50.3 · no Progress 8 published |
| Parrenthorn High School | Secondary | 1.3 mi | Not in the KS4 performance tables |
Schools from the DfE register, performance from the KS4 performance tables. Progress 8 is a GCSE measure, so primaries have none. Distance is straight-line from the postcode, not a catchment: admission is decided by the school, not by us.
Sandown Road
How this home sits against its street.