| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Flue gas heat recovery | — | £900 | £297 | 3.0 yrs | +8.1 pts · reaches E |
| Floor insulation | — | £800 – £1,200 | £305 | 3.3 yrs | +8.3 pts |
| Change of heating system | — | £3,000 – £7,000 | £871 | 5.7 yrs | +23.8 pts · reaches C |
| Solar photovoltaic panels | — | £9,000 – £14,000 | £283 | 40.7 yrs | +7.7 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
£3,057
per year at grade F
£1,301
per year at grade B
The full plan saves £1,756 a year — a 9.5% annual return on £18,400.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £1,669 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
11 April 2025£230,000
24 October 2014£105,000
Estimated today: £243,661 HPI-indexed estimate, not a valuation
Keith Drive: 19 sales since 1995 · £230,625 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Keith Drive
How this home sits against its street.
9
graded homes
60.7
average score
D
most common grade
-27.7
this home vs street