| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Low energy lighting | — | £25 | £14 | 1.8 yrs | +0.3 pts |
| High-retention storage heaters | — | £1,200 – £1,800 | £628 | 2.4 yrs | +15.7 pts · reaches C |
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
£1,426
per year at grade D
£784
per year at grade C
The full plan saves £642 a year — a 42.1% annual return on £1,525.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2016, states £782 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
6 January 2025£135,000
9 December 2022£121,000
2 December 2016£107,500
18 May 2009£99,950
Estimated today: £136,168 HPI-indexed estimate, not a valuation
Tundra Grove: 80 sales since 1995 · £180,331 average over 10 years
Schools nearby
No school in the register within reach of this postcode.
Tundra Grove
How this home sits against its street.
37
graded homes
72.1
average score
C
most common grade
-8.1
this home vs street