| Measure | Grant | Net cost | Saving / yr | Payback | Grade effect |
|---|---|---|---|---|---|
| Cavity wall insulation | — | £500 – £1,500 | £109 | 9.2 yrs | +4.4 pts |
| Solid wall insulation | — | £4,000 – £14,000 | £157 | 50+ yrs | +6.4 pts · reaches C |
| Double glazing(optional, beyond C) | — | £3,300 – £6,500 | £53 | 50+ yrs | +2.1 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
The full plan saves £266 a year — a 2.7% annual return on £10,000.
Restated at the fuel prices assumed in July 2026. This certificate, assessed in 2015, states £680 a year at the prices assumed then. Modelled costs, not a bill.
Sold prices
No sale recorded for this address since 1995.
Purley Centre: 2 sales since 1995
Schools nearby
No school in the register within reach of this postcode.
Area context
Police-recorded crime for the wider neighbourhood, not this address. We grade homes, never neighbourhoods — so this is reported as a count, not a rating.
Police.uk street-level data for LSOA E01015771, to 2026-06. An LSOA holds about 1,500 people, so this covers far more than one street.
Purley Centre
How this home sits against its street.