Energy Performance Certificate
Flat 4, Windmill House, Windmill Close, KT6 5JX
Energy rating
Current: 66 D | Potential: 77 C
Environmental impact (CO₂)
Current: 64
| Potential: 80
| Field | Value |
|---|---|
| LMK KEY | 9435-0126-9500-0317-1202 |
| ADDRESS1 | Flat 4 |
| ADDRESS2 | Windmill House |
| ADDRESS3 | Windmill Close |
| POSTCODE | KT6 5JX |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 66 |
| POTENTIAL ENERGY EFFICIENCY | 77 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Detached |
| INSPECTION DATE | 2025-06-03 |
| LOCAL AUTHORITY | E07000207 |
| CONSTITUENCY | E14001230 |
| COUNTY | — |
| LODGEMENT DATE | 2025-06-06 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 64 |
| ENVIRONMENT IMPACT POTENTIAL | 80 |
| ENERGY CONSUMPTION CURRENT | 265 |
| ENERGY CONSUMPTION POTENTIAL | 149 |
| CO2 EMISSIONS CURRENT | 2.3 |
| CO2 EMISS CURR PER FLOOR AREA | 47 |
| CO2 EMISSIONS POTENTIAL | 1.3 |
| LIGHTING COST CURRENT | 54 |
| LIGHTING COST POTENTIAL | 54 |
| HEATING COST CURRENT | 538 |
| HEATING COST POTENTIAL | 322 |
| HOT WATER COST CURRENT | 155 |
| HOT WATER COST POTENTIAL | 114 |
| TOTAL FLOOR AREA | 48 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing, unknown install date |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Average |
| 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, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| 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 | Low energy lighting in all fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 6.15 |
| FLOOR HEIGHT | 2.41 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 4, Windmill House, Windmill Close |
| LOCAL AUTHORITY LABEL | Elmbridge |
| CONSTITUENCY LABEL | Esher and Walton |
| POSTTOWN | SURBITON |
| CONSTRUCTION AGE BAND | England and Wales: 1950-1966 |
| LODGEMENT DATETIME | 2025-06-06 07:59:36 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 15 |
| LOW ENERGY FIXED LIGHT COUNT | 15 |
| UPRN | 100062121215 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |