| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £15 – £30 | £107 | 0.2 yrs | +5.3 pts · reaches E |
| Low energy lighting | — | £15 | £5 | 2.7 yrs | +0.3 pts |
| Loft insulation | — | £100 – £350 | £59 | 3.8 yrs | +3.0 pts |
| Floor insulation | — | £800 – £1,200 | £125 | 8.0 yrs | +6.2 pts |
| Cavity wall insulation | — | £500 – £1,500 | £93 | 10.7 yrs | +4.7 pts · reaches D |
| Change of heating system | — | £3,000 – £7,000 | £356 | 14.0 yrs | +17.8 pts · reaches C |
| Wind turbine | — | £1,500 – £4,000 | £103 | 26.6 yrs | +5.2 pts |
| Solar water heating | — | £4,000 – £6,000 | £97 | 50+ yrs | +4.8 pts · reaches B |
| Solar photovoltaic panels(optional, beyond B) | — | £9,000 – £14,000 | £116 | 50+ yrs | +5.8 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 £946 a year — a 6.3% annual return on £15,013.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £1,023 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £327,904 HPI-indexed estimate, not a valuation
Derwent Close: 42 sales since 1995 · £223,633 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Dane Bank Primary School | Primary | 0.3 mi | — |
| Vale View Primary School | Primary | 0.4 mi | — |
| Denton West End Primary School | Primary | 0.6 mi | — |
| Reddish Vale High School | Secondary | 0.8 mi | Progress 8 -0.29 · below average (2023/24) |
| Denton Community Academy | Secondary | 1.1 mi | Not in the KS4 performance tables |
| St Thomas More RC College | Secondary | 1.2 mi | Progress 8 +0.43 · above 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.
Derwent Close
How this home sits against its street.