Energy Performance Certificate
20 Athelstan Road, SO23 7GA
Energy rating
Current: 81 B | Potential: 84 B
Environmental impact (CO₂)
Current: 80
| Potential: 80
| Field | Value |
|---|---|
| LMK KEY | 8635-8023-3500-0705-3226 |
| ADDRESS1 | 20 Athelstan Road |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | SO23 7GA |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 81 |
| POTENTIAL ENERGY EFFICIENCY | 84 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-07-25 |
| LOCAL AUTHORITY | E07000094 |
| CONSTITUENCY | E14001587 |
| COUNTY | — |
| LODGEMENT DATE | 2025-07-25 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 80 |
| ENVIRONMENT IMPACT POTENTIAL | 80 |
| ENERGY CONSUMPTION CURRENT | 91 |
| ENERGY CONSUMPTION POTENTIAL | 84 |
| CO2 EMISSIONS CURRENT | 3.2 |
| CO2 EMISS CURR PER FLOOR AREA | 17 |
| CO2 EMISSIONS POTENTIAL | 3.1 |
| LIGHTING COST CURRENT | 81 |
| LIGHTING COST POTENTIAL | 81 |
| HEATING COST CURRENT | 883 |
| HEATING COST POTENTIAL | 883 |
| HOT WATER COST CURRENT | 240 |
| HOT WATER COST POTENTIAL | 240 |
| TOTAL FLOOR AREA | 191 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | — |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 6 |
| NUMBER HEATED ROOMS | 6 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Suspended, insulated (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 | Timber frame, 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 | Pitched, insulated (assumed) |
| 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 | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very 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 | 1 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 20 Athelstan Road |
| LOCAL AUTHORITY LABEL | Winchester |
| CONSTITUENCY LABEL | Winchester |
| POSTTOWN | WINCHESTER |
| CONSTRUCTION AGE BAND | England and Wales: 2003-2006 |
| LODGEMENT DATETIME | 2025-07-25 08:46:18 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 59 |
| LOW ENERGY FIXED LIGHT COUNT | 59 |
| UPRN | 10007039272 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |