| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Hot water cylinder insulation | — | £15 – £30 | £203 | 0.1 yrs | +5.3 pts |
| Draughtproofing | — | £80 – £120 | £200 | 0.5 yrs | +5.2 pts |
| Cavity wall insulation | — | £500 – £1,500 | £177 | 5.6 yrs | +4.6 pts |
| Biomass boiler | −£5,000 Boiler Upgrade Scheme | £2,000 – £8,000 | £789 | 6.3 yrs | +20.5 pts · reaches F |
| Solar water heating | — | £4,000 – £6,000 | £184 | 27.1 yrs | +4.8 pts · reaches E |
| Solar photovoltaic panels | — | £5,000 – £8,000 | £220 | 29.6 yrs | +5.7 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £257 | 35.1 yrs | +6.7 pts |
| Double glazing | — | £3,300 – £6,500 | £86 | 50+ yrs | +2.2 pts · reaches D |
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 £2,116 a year — a 6.7% annual return on £31,523.
Energy costs as modelled on the certificate, not a bill. This fuel has too few recent certificates to restate at today's prices.
Sold prices
Estimated today: £205,027 HPI-indexed estimate, not a valuation
Redruth Street: 81 sales since 1995 · £175,638 average over 10 years
Schools nearby
The schools’ own performance — Progress 8 shows value added, not just raw results.
| School | Phase | Distance | Progress |
|---|---|---|---|
| Heald Place Primary School | Primary | under 0.1 mi | — |
| The Divine Mercy Roman Catholic Primary School | Primary | 0.3 mi | — |
| Claremont Primary School | Primary | 0.3 mi | — |
| Manchester Academy | Secondary | 0.6 mi | Progress 8 +0.30 · above average (2023/24) |
| Whalley Range 11-18 High School | Secondary | 0.9 mi | Progress 8 +0.79 · well above average (2023/24) |
| Manchester Enterprise Academy Central | Secondary | 1.0 mi | Progress 8 +0.27 · 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.
Redruth Street
How this home sits against its street.