| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Draughtproofing | — | £80 – £120 | £237 | 0.4 yrs | +4.2 pts |
| Floor insulation | — | £800 – £1,200 | £281 | 3.6 yrs | +5.0 pts |
| Room-in-roof insulation | — | £1,500 – £2,700 | £387 | 5.4 yrs | +6.9 pts · reaches D |
| Low energy lighting | — | £75 | £12 | 6.1 yrs | +0.2 pts |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £260 | 17.3 yrs | +4.6 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £304 | 29.7 yrs | +5.4 pts · reaches C |
| Double glazing(optional, beyond C) | — | £3,300 – £6,500 | £102 | 48.2 yrs | +1.8 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
£3,973
per year at grade E
£2,391
per year at grade C
The full plan saves £1,480 a year — a 8.8% annual return on £16,775.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2023, states £5,444 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
15 July 2002£39,950
Estimated today: £114,869 HPI-indexed estimate, not a valuation
Regent Street: 11 sales since 1995
Schools nearby
No school in the register within reach of this postcode.
Regent Street
How this home sits against its street.
7
graded homes
57.9
average score
D
most common grade
-12.9
this home vs street