| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Heating controls | — | £220 – £250 | £60 | 3.9 yrs | +1.7 pts |
| Band A condensing boiler | — | £2,200 – £3,500 | £102 | 28.0 yrs | +2.9 pts · reaches C |
| Low energy lighting(optional, beyond C) | — | £300 – £350 | £7 | 44.8 yrs | +0.2 pts |
| Floor insulation(optional, beyond C) | — | £5,000 – £10,000 | £166 | 45.2 yrs | +4.7 pts |
| Solar photovoltaic panels(optional, beyond C) | — | £8,000 – £10,000 | £154 | 50+ yrs | +4.4 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
£1,644
per year at grade D
£1,155
per year at grade C
The full plan saves £162 a year — a 5.3% annual return on £3,085.
Energy costs as modelled on the certificate, not a bill.
Sold prices
28 May 2021£190,000
31 March 2015£130,000
31 March 2015£130,000
Estimated today: £249,675 HPI-indexed estimate, not a valuation
Warwick Gardens: 23 sales since 1995 · £183,625 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Warwick Gardens
How this home sits against its street.
24
graded homes
72.8
average score
D
most common grade
-7.8
this home vs street