| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £20 – £40 | £128 | 0.2 yrs | +3.8 pts · reaches D |
| Low energy lighting | — | £60 – £70 | £7 | 9.9 yrs | +0.2 pts |
| Air or ground source heat pump | −£7,500 Boiler Upgrade Scheme | £0 – £22,500 | £381 | 29.5 yrs | +11.4 pts · reaches C |
| Floor insulation(optional, beyond C) | — | £5,000 – £10,000 | £149 | 50+ yrs | +4.5 pts |
| Solar photovoltaic panels(optional, beyond C) | — | £8,000 – £10,000 | £138 | 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
The full plan saves £515 a year — a 4.5% annual return on £11,345.
Energy costs as modelled on the certificate, not a bill.
Sold prices
Estimated today: £181,285 HPI-indexed estimate, not a valuation
Dellside Close: 30 sales since 1995 · £189,400 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Rectory CofE Primary School | Primary | 0.1 mi | — |
| Bryn St Peter's CofE Primary School | Primary | 0.6 mi | — |
| Garswood Primary and Nursery School | Primary | 0.6 mi | — |
| Cansfield High School | Secondary | 0.9 mi | Progress 8 -0.55 · well below average (2023/24) |
| St Edmund Arrowsmith Catholic High School, Ashton-in-Makerfield | Secondary | 1.6 mi | Progress 8 +0.16 · average (2023/24) |
| The Byrchall High School | Secondary | 1.6 mi | Progress 8 -0.40 · below average (2023/24) |
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.
Dellside Close
How this home sits against its street.