Energy Performance Certificate
Flat 603, Thame House, Castle Street, HP13 6JF
Energy rating
Current: 81 B | Potential: 87 B
Environmental impact (CO₂)
Current: 95
| Potential: 95
| Field | Value |
|---|---|
| LMK KEY | 6236-7529-7500-0835-7292 |
| ADDRESS1 | Flat 603 |
| ADDRESS2 | Thame House |
| ADDRESS3 | Castle Street |
| POSTCODE | HP13 6JF |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 81 |
| POTENTIAL ENERGY EFFICIENCY | 87 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2026-01-15 |
| LOCAL AUTHORITY | E06000060 |
| CONSTITUENCY | E14001600 |
| COUNTY | — |
| LODGEMENT DATE | 2026-04-01 |
| TRANSACTION TYPE | None of the above |
| ENVIRONMENT IMPACT CURRENT | 95 |
| ENVIRONMENT IMPACT POTENTIAL | 95 |
| ENERGY CONSUMPTION CURRENT | 133 |
| ENERGY CONSUMPTION POTENTIAL | 123 |
| CO2 EMISSIONS CURRENT | 0.2 |
| CO2 EMISS CURR PER FLOOR AREA | 11 |
| CO2 EMISSIONS POTENTIAL | 0.2 |
| LIGHTING COST CURRENT | 25 |
| LIGHTING COST POTENTIAL | 27 |
| HEATING COST CURRENT | 386 |
| HEATING COST POTENTIAL | 195 |
| HOT WATER COST CURRENT | 278 |
| HOT WATER COST POTENTIAL | 302 |
| TOTAL FLOOR AREA | 20 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 3 |
| FLAT TOP STOREY | Y |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Appliance thermostats |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 1 |
| NUMBER HEATED ROOMS | 1 |
| LOW ENERGY LIGHTING | 75 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | Electric instantaneous at point of use |
| HOT WATER ENERGY EFF | Very Poor |
| HOT WATER ENV EFF | Very Good |
| 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 | System built, 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 | Flat, insulated |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Room heaters, electric |
| MAINHEAT ENERGY EFF | Poor |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Appliance thermostats |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Average |
| LIGHTING ENV EFF | Average |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 5.76 |
| FLOOR HEIGHT | 2.34 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 603, Thame House, Castle Street |
| LOCAL AUTHORITY LABEL | Buckinghamshire |
| CONSTITUENCY LABEL | Wycombe |
| POSTTOWN | HIGH WYCOMBE |
| CONSTRUCTION AGE BAND | England and Wales: 2012-2021 |
| LODGEMENT DATETIME | 2026-04-01 17:41:49 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 4 |
| LOW ENERGY FIXED LIGHT COUNT | 3 |
| UPRN | 10092753875 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |