| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Loft insulation | — | £100 – £350 | £26 | 8.6 yrs | +1.9 pts |
| Floor insulation | — | £800 – £1,200 | £55 | 18.2 yrs | +4.1 pts · reaches C |
| Cavity wall insulation | — | £500 – £1,500 | £41 | 24.3 yrs | +3.1 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £34 | 50+ yrs | +2.5 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £51 | 50+ yrs | +3.8 pts |
| Solar water heating | — | £4,000 – £6,000 | £43 | 50+ yrs | +3.2 pts · reaches B |
| Solid wall insulation(optional, beyond B) | — | £4,000 – £14,000 | £59 | 50+ yrs | +4.4 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 £250 a year — a 1.7% annual return on £14,325.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2020, states £639 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £404,332 HPI-indexed estimate, not a valuation
Halstead Avenue: 69 sales since 1995 · £334,450 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Chorlton CofE Primary School | Primary | under 0.1 mi | — |
| Brookburn Community School | Primary | 0.2 mi | — |
| Oswald Road Primary School | Primary | 0.6 mi | — |
| Stretford Grammar School | Secondary | 0.7 mi | Progress 8 +0.80 · well above average (2023/24) |
| Chorlton High School | Secondary | 0.9 mi | Progress 8 +0.23 · above average (2023/24) |
| Loreto High School Chorlton | Secondary | 1.0 mi | Progress 8 -0.07 · 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.
Halstead Avenue
How this home sits against its street.