| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Floor insulation | — | £800 – £1,200 | £125 | 8.0 yrs | +5.7 pts |
| Low energy lighting | — | £75 | £5 | 13.7 yrs | +0.2 pts |
| Band A condensing boiler | — | £2,200 – £3,000 | £77 | 33.9 yrs | +3.5 pts · reaches C |
| Solar water heating | — | £4,000 – £6,000 | £97 | 50+ yrs | +4.4 pts |
| Solar photovoltaic panels | — | £9,000 – £14,000 | £115 | 50+ yrs | +5.2 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
£1,588
per year at grade D
£1,169
per year at grade B
The full plan saves £419 a year — a 2.1% annual return on £20,175.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2012, states £937 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
28 February 2014£168,000
11 December 2001£91,700
Estimated today: £289,980 HPI-indexed estimate, not a valuation
Merlin Close: 38 sales since 1995 · £251,333 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Merlin Close
How this home sits against its street.
9
graded homes
69.3
average score
C
most common grade
-7.3
this home vs street