| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation | — | £800 – £1,200 | £110 | 9.1 yrs | +5.8 pts |
| Room-in-roof insulation | — | £1,500 – £2,700 | £151 | 13.9 yrs | +8.0 pts · reaches C |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £101 | 44.4 yrs | +5.4 pts |
| Solar water heating | — | £4,000 – £6,000 | £85 | 50+ yrs | +4.5 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £118 | 50+ yrs | +6.3 pts · reaches B |
| Double glazing(optional, beyond B) | — | £3,300 – £6,500 | £40 | 50+ yrs | +2.1 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
£1,314
per year at grade D
£709
per year at grade B
The full plan saves £565 a year — a 2.6% annual return on £21,600.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2020, states £828 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
30 July 2021£162,000
28 January 2019£148,000
31 July 2015£117,000
30 November 2005£70,000
Estimated today: £192,740 HPI-indexed estimate, not a valuation
Old Gloucester Road: 33 sales since 1995 · £196,150 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Old Gloucester Road
How this home sits against its street.
20
graded homes
61.5
average score
D
most common grade
-4.5
this home vs street