Energy Performance Certificate
Flat 1, Charlwood House, 12 Coombe Lane, SW20 8ND
Energy rating
Current: 69 C | Potential: 73 C
Environmental impact (CO₂)
Current: 86
| Potential: 88
| Field | Value |
|---|---|
| LMK KEY | 9539-3060-0207-4476-3200 |
| ADDRESS1 | Flat 1 |
| ADDRESS2 | Charlwood House |
| ADDRESS3 | 12 Coombe Lane |
| POSTCODE | SW20 8ND |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 69 |
| POTENTIAL ENERGY EFFICIENCY | 73 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2026-03-17 |
| LOCAL AUTHORITY | E09000024 |
| CONSTITUENCY | E14001586 |
| COUNTY | — |
| LODGEMENT DATE | 2026-03-22 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 86 |
| ENVIRONMENT IMPACT POTENTIAL | 88 |
| ENERGY CONSUMPTION CURRENT | 182 |
| ENERGY CONSUMPTION POTENTIAL | 165 |
| CO2 EMISSIONS CURRENT | 0.9 |
| CO2 EMISS CURR PER FLOOR AREA | 16 |
| CO2 EMISSIONS POTENTIAL | 0.8 |
| LIGHTING COST CURRENT | 50 |
| LIGHTING COST POTENTIAL | 50 |
| HEATING COST CURRENT | 757 |
| HEATING COST POTENTIAL | 618 |
| HOT WATER COST CURRENT | 356 |
| HOT WATER COST POTENTIAL | 356 |
| TOTAL FLOOR AREA | 52 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Automatic charge control |
| 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 | — |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Very Good |
| FLOOR DESCRIPTION | (other premises 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 | Room heaters, electric |
| 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 | Average |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Automatic charge control |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 14.52 |
| FLOOR HEIGHT | 2.34 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 1, Charlwood House, 12 Coombe Lane |
| LOCAL AUTHORITY LABEL | Merton |
| CONSTITUENCY LABEL | Wimbledon |
| POSTTOWN | LONDON |
| CONSTRUCTION AGE BAND | England and Wales: 2003-2006 |
| LODGEMENT DATETIME | 2026-03-22 08:51:13 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 7 |
| LOW ENERGY FIXED LIGHT COUNT | 7 |
| UPRN | 48116945 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |