Energy Performance Certificate
4 Thamesvale Close, TW3 4DE
Energy rating
Current: 71 C | Potential: 77 C
Environmental impact (CO₂)
Current: 53
| Potential: 63
| Field | Value |
|---|---|
| LMK KEY | 7000-1271-0522-0522-3243 |
| ADDRESS1 | 4 Thamesvale Close |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | TW3 4DE |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 71 |
| POTENTIAL ENERGY EFFICIENCY | 77 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2024-02-23 |
| LOCAL AUTHORITY | E09000018 |
| CONSTITUENCY | E14001124 |
| COUNTY | — |
| LODGEMENT DATE | 2025-06-13 |
| TRANSACTION TYPE | None of the above |
| ENVIRONMENT IMPACT CURRENT | 53 |
| ENVIRONMENT IMPACT POTENTIAL | 63 |
| ENERGY CONSUMPTION CURRENT | 323 |
| ENERGY CONSUMPTION POTENTIAL | 255 |
| CO2 EMISSIONS CURRENT | 3.2 |
| CO2 EMISS CURR PER FLOOR AREA | 55 |
| CO2 EMISSIONS POTENTIAL | 2.6 |
| LIGHTING COST CURRENT | 104 |
| LIGHTING COST POTENTIAL | 78 |
| HEATING COST CURRENT | 582 |
| HEATING COST POTENTIAL | 411 |
| HOT WATER COST CURRENT | 253 |
| HOT WATER COST POTENTIAL | 253 |
| TOTAL FLOOR AREA | 60 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 1 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Controls for high heat retention storage heaters |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing, unknown install date |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 2 |
| LOW ENERGY LIGHTING | 67 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Poor |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| 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, filled cavity |
| 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 | Average |
| MAINHEAT ENV EFF | Poor |
| MAINHEATCONT DESCRIPTION | Controls for high heat retention storage heaters |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Low energy lighting in 67% of fixed outlets |
| 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 | 6.46 |
| FLOOR HEIGHT | 2.47 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 4 Thamesvale Close |
| LOCAL AUTHORITY LABEL | Hounslow |
| CONSTITUENCY LABEL | Brentford and Isleworth |
| POSTTOWN | HOUNSLOW |
| CONSTRUCTION AGE BAND | England and Wales: 1976-1982 |
| LODGEMENT DATETIME | 2025-06-13 15:38:05 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 9 |
| LOW ENERGY FIXED LIGHT COUNT | 6 |
| UPRN | 100021562427 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |