| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Loft insulation | — | £100 – £350 | £75 | 3.0 yrs | +3.4 pts |
| Cavity wall insulation | — | £500 – £1,500 | £118 | 8.5 yrs | +5.4 pts |
| Change of heating system | — | £3,000 – £7,000 | £450 | 11.1 yrs | +20.6 pts · reaches C |
| Solar photovoltaic panels | — | £3,500 – £5,500 | £146 | 30.9 yrs | +6.7 pts |
| Floor insulation | — | £4,000 – £6,000 | £158 | 31.7 yrs | +7.2 pts · reaches B |
| Solar water heating(optional, beyond B) | — | £4,000 – £6,000 | £122 | 40.9 yrs | +5.6 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
£1,489
per year at grade E
£421
per year at grade B
The full plan saves £946 a year — a 6.0% annual return on £15,725.
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
12 April 2001£37,500
Estimated today: £161,128 HPI-indexed estimate, not a valuation
Jacobs Well Lane: 42 sales since 1995 · £102,200 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Jacobs Well Lane
How this home sits against its street.
30
graded homes
52.6
average score
D
most common grade
-11.6
this home vs street