| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Low energy lighting | — | £30 | £5 | 6.5 yrs | +0.3 pts |
| Flue gas heat recovery | — | £900 | £103 | 8.7 yrs | +5.7 pts |
| Floor insulation | — | £800 – £1,200 | £106 | 9.4 yrs | +5.8 pts · reaches D |
| Heating controls | — | £350 – £450 | £39 | 10.3 yrs | +2.1 pts |
| Cavity wall insulation | — | £500 – £1,500 | £79 | 12.6 yrs | +4.3 pts |
| Wind turbine | — | £1,500 – £4,000 | £88 | 31.2 yrs | +4.8 pts · reaches C |
| Band A condensing boiler(optional, beyond C) | — | £2,200 – £3,000 | £65 | 39.8 yrs | +3.6 pts |
| Solar photovoltaic panels(optional, beyond C) | — | £9,000 – £14,000 | £98 | 50+ yrs | +5.4 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 £420 a year — a 6.9% annual return on £6,080.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £1,055 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £202,745 HPI-indexed estimate, not a valuation
Birchfield Avenue: 34 sales since 1995 · £139,337 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Our Lady & St Paul's RC Primary School, A Voluntary Academy | Primary | 0.2 mi | — |
| Heap Bridge Village Primary School | Primary | 0.3 mi | — |
| St Margaret's Church of England Primary School | Primary | 0.7 mi | — |
| Hazel Wood High School | Secondary | 0.9 mi | Progress 8 +0.02 · average (2023/24) |
| Holy Family Roman Catholic and Church of England College | Secondary | 1.3 mi | Progress 8 -0.32 · below average (2023/24) |
| Newhouse Academy | Secondary | 1.7 mi | Progress 8 -0.36 · 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.
Birchfield Avenue
How this home sits against its street.