Energy Performance Certificate
Flat 8.02, St. Johns Building, 79 Marsham Street, SW1P 4SB
Energy rating
Current: 77 C | Potential: 79 C
Environmental impact (CO₂)
Current: 67
| Potential: 68
| Field | Value |
|---|---|
| LMK KEY | 0350-2299-5370-2124-6625 |
| ADDRESS1 | Flat 8.02 |
| ADDRESS2 | St. Johns Building |
| ADDRESS3 | 79 Marsham Street |
| POSTCODE | SW1P 4SB |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 77 |
| POTENTIAL ENERGY EFFICIENCY | 79 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2024-03-21 |
| LOCAL AUTHORITY | E09000033 |
| CONSTITUENCY | E14001172 |
| COUNTY | — |
| LODGEMENT DATE | 2024-03-22 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 67 |
| ENVIRONMENT IMPACT POTENTIAL | 68 |
| ENERGY CONSUMPTION CURRENT | 182 |
| ENERGY CONSUMPTION POTENTIAL | 175 |
| CO2 EMISSIONS CURRENT | 2.9 |
| CO2 EMISS CURR PER FLOOR AREA | 31 |
| CO2 EMISSIONS POTENTIAL | 2.8 |
| LIGHTING COST CURRENT | 308 |
| LIGHTING COST POTENTIAL | 159 |
| HEATING COST CURRENT | 497 |
| HEATING COST POTENTIAL | 533 |
| HOT WATER COST CURRENT | 347 |
| HOT WATER COST POTENTIAL | 347 |
| TOTAL FLOOR AREA | 95 |
| ENERGY TARIFF | Unknown |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Room thermostat only |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed before 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 7 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Poor |
| FLOOR DESCRIPTION | (another dwelling below) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Fully double glazed |
| WINDOWS ENERGY EFF | Average |
| WINDOWS ENV EFF | Average |
| WALLS DESCRIPTION | Cavity wall, as built, insulated (assumed) |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| 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 | Electric underfloor heating |
| MAINHEAT ENERGY EFF | Poor |
| MAINHEAT ENV EFF | Very Poor |
| MAINHEATCONT DESCRIPTION | Room thermostat only |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Low energy lighting in 7% of fixed outlets |
| LIGHTING ENERGY EFF | Very Poor |
| LIGHTING ENV EFF | Very Poor |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 14.4 |
| FLOOR HEIGHT | 2.6 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 8.02, St. Johns Building, 79 Marsham Street |
| LOCAL AUTHORITY LABEL | Westminster |
| CONSTITUENCY LABEL | Cities of London and Westminster |
| POSTTOWN | LONDON |
| CONSTRUCTION AGE BAND | England and Wales: 1996-2002 |
| LODGEMENT DATETIME | 2024-03-22 12:11:24 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 15 |
| LOW ENERGY FIXED LIGHT COUNT | 1 |
| UPRN | 10033550484 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2024.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |