Energy Performance Certificate
3 Windsor Avenue, Radyr, CF15 8BW
Energy rating
Current: 104 A | Potential: 110 A
Environmental impact (CO₂)
Current: 74
| Potential: 82
| Field | Value |
|---|---|
| LMK KEY | 2319-1510-9451-3561-4131 |
| ADDRESS1 | 3 Windsor Avenue |
| ADDRESS2 | Radyr |
| ADDRESS3 | — |
| POSTCODE | CF15 8BW |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | A |
| POTENTIAL ENERGY RATING | A |
| CURRENT ENERGY EFFICIENCY | 104 |
| POTENTIAL ENERGY EFFICIENCY | 110 |
| PROPERTY TYPE | House |
| BUILT FORM | Detached |
| INSPECTION DATE | 2025-10-21 |
| LOCAL AUTHORITY | W06000015 |
| CONSTITUENCY | W07000092 |
| COUNTY | — |
| LODGEMENT DATE | 2025-10-28 |
| TRANSACTION TYPE | Re-mortgaging |
| ENVIRONMENT IMPACT CURRENT | 74 |
| ENVIRONMENT IMPACT POTENTIAL | 82 |
| ENERGY CONSUMPTION CURRENT | 105 |
| ENERGY CONSUMPTION POTENTIAL | 66 |
| CO2 EMISSIONS CURRENT | 4 |
| CO2 EMISS CURR PER FLOOR AREA | 21 |
| CO2 EMISSIONS POTENTIAL | 2.6 |
| LIGHTING COST CURRENT | 99 |
| LIGHTING COST POTENTIAL | 99 |
| HEATING COST CURRENT | 1577 |
| HEATING COST POTENTIAL | 1138 |
| HOT WATER COST CURRENT | 252 |
| HOT WATER COST POTENTIAL | 253 |
| TOTAL FLOOR AREA | 192 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 7 |
| NUMBER HEATED ROOMS | 7 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | High performance glazing |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| 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 | Pitched, 350 mm loft insulation |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| 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 LENGTH | — |
| FLOOR HEIGHT | 2.42 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 3 Windsor Avenue, Radyr |
| LOCAL AUTHORITY LABEL | Cardiff |
| CONSTITUENCY LABEL | Cardiff West |
| POSTTOWN | CARDIFF |
| CONSTRUCTION AGE BAND | England and Wales: 1950-1966 |
| LODGEMENT DATETIME | 2025-10-28 14:57:27 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 83 |
| LOW ENERGY FIXED LIGHT COUNT | 83 |
| UPRN | 100100138896 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |