Energy Performance Certificate
Flat C, Basildon Court, 28 Devonshire Street, London, W1G 6PP
Energy rating
Current: 74 C | Potential: 77 C
Environmental impact (CO₂)
Current: 83
| Potential: 86
| Field | Value |
|---|---|
| LMK KEY | 8544-0565-2072-3909-9096 |
| ADDRESS1 | Flat C |
| ADDRESS2 | Basildon Court, 28 Devonshire Street, London |
| ADDRESS3 | — |
| POSTCODE | W1G 6PP |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 74 |
| POTENTIAL ENERGY EFFICIENCY | 77 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-11-05 |
| LOCAL AUTHORITY | E09000033 |
| CONSTITUENCY | E14001172 |
| COUNTY | — |
| LODGEMENT DATE | 2026-01-14 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 83 |
| ENVIRONMENT IMPACT POTENTIAL | 86 |
| ENERGY CONSUMPTION CURRENT | 159 |
| ENERGY CONSUMPTION POTENTIAL | 136 |
| CO2 EMISSIONS CURRENT | 1.1 |
| CO2 EMISS CURR PER FLOOR AREA | 22 |
| CO2 EMISSIONS POTENTIAL | 1.0 |
| LIGHTING COST CURRENT | 47 |
| LIGHTING COST POTENTIAL | 47 |
| HEATING COST CURRENT | 489 |
| HEATING COST POTENTIAL | 430 |
| HOT WATER COST CURRENT | 189 |
| HOT WATER COST POTENTIAL | 159 |
| TOTAL FLOOR AREA | 50 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 0 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Controls for high heat retention storage heaters |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 2 |
| NUMBER HEATED ROOMS | 2 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Community scheme |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Average |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Full secondary glazing |
| WINDOWS ENERGY EFF | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Solid brick, with internal insulation |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | Portable electric heaters (assumed) |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | (another dwelling above) |
| ROOF ENERGY EFF | N/A |
| ROOF ENV EFF | N/A |
| MAINHEAT DESCRIPTION | Electric storage heaters |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Controls for high heat retention storage heaters |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 2.5 |
| FLOOR HEIGHT | 2.56 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat C, Basildon Court, 28 Devonshire Street, London |
| LOCAL AUTHORITY LABEL | Westminster |
| CONSTITUENCY LABEL | Cities of London and Westminster |
| POSTTOWN | London |
| CONSTRUCTION AGE BAND | England and Wales: 1930-1949 |
| LODGEMENT DATETIME | 2026-01-14 08:29:32 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 4 |
| LOW ENERGY FIXED LIGHT COUNT | 4 |
| UPRN | 10033660655 |
| UPRN SOURCE | Address Matched |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |