| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £200 – £400 | £131 | 2.3 yrs | +3.3 pts |
| Floor insulation | — | £800 – £1,200 | £153 | 6.5 yrs | +3.8 pts · reaches C |
| Low energy lighting | — | £50 | £7 | 7.5 yrs | +0.2 pts |
| Cavity wall insulation | — | £500 – £1,500 | £114 | 8.7 yrs | +2.9 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £142 | 31.8 yrs | +3.5 pts |
| Solar water heating | — | £4,000 – £6,000 | £119 | 42.1 yrs | +3.0 pts |
| Double glazing | — | £3,300 – £6,500 | £55 | 50+ yrs | +1.4 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 £721 a year — a 4.3% annual return on £16,750.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2024, states £2,300 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
Estimated today: £766,813 HPI-indexed estimate, not a valuation
The Circuit: 22 sales since 1995 · £680,750 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| West Didsbury CE Primary School | Primary | 0.3 mi | — |
| St Cuthbert's RC Primary School and Nursery, A Voluntary Academy | Primary | 0.4 mi | — |
| St Paul's CofE Primary School | Primary | 0.5 mi | — |
| Didsbury High School | Secondary | 0.9 mi | Progress 8 +0.67 · well above average (2023/24) |
| The Barlow RC High School | Secondary | 0.9 mi | Progress 8 +0.12 · average (2023/24) |
| Burnage Academy for Boys | Secondary | 1.1 mi | Progress 8 +0.85 · well 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.
The Circuit
How this home sits against its street.