| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation | — | £800 – £1,200 | £179 | 5.6 yrs | +5.6 pts |
| Cavity wall insulation | — | £500 – £1,500 | £134 | 7.5 yrs | +4.1 pts |
| Change of heating system | — | £3,000 – £7,000 | £510 | 9.8 yrs | +15.8 pts · reaches D |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £165 | 27.2 yrs | +5.1 pts · reaches C |
| Solar water heating(optional, beyond C) | — | £4,000 – £6,000 | £139 | 36.0 yrs | +4.3 pts |
| Solid wall insulation(optional, beyond C) | — | £4,000 – £14,000 | £193 | 46.6 yrs | +6.0 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 £988 a year — a 8.6% annual return on £11,500.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £3,240 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £134,514 HPI-indexed estimate, not a valuation
Wallis Street: 33 sales since 1995 · £104,091 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 C of E Primary School | Primary | under 0.1 mi | — |
| Christ The King RC Primary School Manchester | Primary | 0.2 mi | — |
| St Wilfrid's CofE Junior and Infant School | Primary | 0.2 mi | — |
| St Matthew's RC High School | Secondary | 1.2 mi | Progress 8 -0.59 · well below average (2023/24) |
| Co-op Academy Failsworth | Secondary | 1.3 mi | Progress 8 -0.30 · below average (2023/24) |
| Droylsden Academy | Secondary | 1.4 mi | Progress 8 +0.14 · 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.
Wallis Street
How this home sits against its street.