| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Loft insulation | — | £100 – £350 | £85 | 2.6 yrs | +3.4 pts · reaches D |
| Floor insulation | — | £800 – £1,200 | £179 | 5.6 yrs | +7.2 pts |
| Low energy lighting | — | £90 | £8 | 11.5 yrs | +0.3 pts |
| Solar water heating | — | £4,000 – £6,000 | £139 | 36.0 yrs | +5.6 pts · reaches C |
| Solid wall insulation | — | £4,000 – £14,000 | £194 | 46.5 yrs | +7.8 pts |
| Solar photovoltaic panels | — | £9,000 – £14,000 | £166 | 50+ yrs | +6.7 pts · reaches B |
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
£1,681
per year at grade E
£910
per year at grade B
The full plan saves £771 a year — a 2.9% annual return on £26,815.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2014, states £1,129 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
31 January 2014£242,000
5 August 2013£165,000
Estimated today: £422,475 HPI-indexed estimate, not a valuation
Colebrook Croft: 38 sales since 1995 · £327,716 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Colebrook Croft
How this home sits against its street.
19
graded homes
54.6
average score
D
most common grade
-1.6
this home vs street