| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Low energy lighting | — | £10 | £3 | 2.9 yrs | +0.3 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £48 | 50+ yrs | +3.7 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £72 | 50+ yrs | +5.5 pts · reaches C |
| Floor insulation | — | £4,000 – £6,000 | £78 | 50+ yrs | +6.0 pts |
| Solar water heating | — | £4,000 – £6,000 | £60 | 50+ yrs | +4.6 pts · reaches B |
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 £261 a year — a 1.5% annual return on £17,110.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £1,455 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £170,590 HPI-indexed estimate, not a valuation
Barber Close: 17 sales since 1995 · £182,333 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Charlotte Nursery and Infant School | Primary | under 0.1 mi | — |
| Granby Junior School | Primary | 0.1 mi | — |
| Chaucer Junior School | Primary | 0.6 mi | — |
| Ormiston Ilkeston Enterprise Academy | Secondary | 0.8 mi | Progress 8 -0.41 · below average (2023/24) |
| Kirk Hallam Community Academy | Secondary | 1.4 mi | Progress 8 -0.84 · well below average (2023/24) |
| Saint John Houghton Catholic Voluntary Academy | Secondary | 1.6 mi | Progress 8 +0.21 · 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.
Barber Close
How this home sits against its street.