Energy Performance Certificate
Flat 304, The Colonnades, 34 Porchester Square, W2 6AU
Energy rating
Current: 69 C | Potential: 80 C
Environmental impact (CO₂)
Current: 67
| Potential: 80
| Field | Value |
|---|---|
| LMK KEY | 9635-7323-2500-0432-2202 |
| ADDRESS1 | Flat 304 |
| ADDRESS2 | The Colonnades |
| ADDRESS3 | 34 Porchester Square |
| POSTCODE | W2 6AU |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 69 |
| POTENTIAL ENERGY EFFICIENCY | 80 |
| PROPERTY TYPE | Maisonette |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2025-07-02 |
| LOCAL AUTHORITY | E09000033 |
| CONSTITUENCY | E14001310 |
| COUNTY | — |
| LODGEMENT DATE | 2025-07-03 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 67 |
| ENVIRONMENT IMPACT POTENTIAL | 80 |
| ENERGY CONSUMPTION CURRENT | 150 |
| ENERGY CONSUMPTION POTENTIAL | 90 |
| CO2 EMISSIONS CURRENT | 4.1 |
| CO2 EMISS CURR PER FLOOR AREA | 27 |
| CO2 EMISSIONS POTENTIAL | 2.5 |
| LIGHTING COST CURRENT | 265 |
| LIGHTING COST POTENTIAL | 88 |
| HEATING COST CURRENT | 1150 |
| HEATING COST POTENTIAL | 667 |
| HOT WATER COST CURRENT | 241 |
| HOT WATER COST POTENTIAL | 243 |
| TOTAL FLOOR AREA | 154 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 1 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 0 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 0 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Single glazed |
| WINDOWS ENERGY EFF | Very Poor |
| WINDOWS ENV EFF | Very Poor |
| WALLS DESCRIPTION | Cavity wall, as built, partial insulation (assumed) |
| WALLS ENERGY EFF | Average |
| WALLS ENV EFF | Average |
| SECONDHEAT DESCRIPTION | None |
| 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 | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer and room thermostat |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Very Poor |
| LIGHTING ENV EFF | Very Poor |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 5 |
| FLOOR HEIGHT | 2.4 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 304, The Colonnades, 34 Porchester Square |
| LOCAL AUTHORITY LABEL | Westminster |
| CONSTITUENCY LABEL | Kensington and Bayswater |
| POSTTOWN | LONDON |
| CONSTRUCTION AGE BAND | England and Wales: 1976-1982 |
| LODGEMENT DATETIME | 2025-07-04 00:00:19 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 10 |
| LOW ENERGY FIXED LIGHT COUNT | 0 |
| UPRN | 100022791615 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |