Energy Performance Certificate
21 Claude Ashby Close, SO18 2LT
Energy rating
Current: 84 B | Potential: 87 B
Environmental impact (CO₂)
Current: 81
| Potential: 85
| Field | Value |
|---|---|
| LMK KEY | 2845-3048-1209-5715-8204 |
| ADDRESS1 | 21 Claude Ashby Close |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | SO18 2LT |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 84 |
| POTENTIAL ENERGY EFFICIENCY | 87 |
| PROPERTY TYPE | House |
| BUILT FORM | End-Terrace |
| INSPECTION DATE | 2025-01-24 |
| LOCAL AUTHORITY | E06000045 |
| CONSTITUENCY | E14001449 |
| COUNTY | — |
| LODGEMENT DATE | 2025-04-14 |
| TRANSACTION TYPE | None of the above |
| ENVIRONMENT IMPACT CURRENT | 81 |
| ENVIRONMENT IMPACT POTENTIAL | 85 |
| ENERGY CONSUMPTION CURRENT | 85 |
| ENERGY CONSUMPTION POTENTIAL | 53 |
| CO2 EMISSIONS CURRENT | 1.1 |
| CO2 EMISS CURR PER FLOOR AREA | 16 |
| CO2 EMISSIONS POTENTIAL | 0.7 |
| LIGHTING COST CURRENT | 110 |
| LIGHTING COST POTENTIAL | 80 |
| HEATING COST CURRENT | 717 |
| HEATING COST POTENTIAL | 676 |
| HOT WATER COST CURRENT | 102 |
| HOT WATER COST POTENTIAL | 57 |
| TOTAL FLOOR AREA | 73 |
| ENERGY TARIFF | Single |
| 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 | not defined |
| GLAZED AREA | Much More Than Typical |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 63 |
| 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 | Fully double glazed |
| WINDOWS ENERGY EFF | Average |
| WINDOWS ENV EFF | Average |
| WALLS DESCRIPTION | Cavity wall, filled cavity |
| WALLS ENERGY EFF | Average |
| WALLS ENV EFF | Average |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 270 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | 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 | Low energy lighting in 63% of fixed outlets |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.46 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | mechanical, extract only |
| ADDRESS | 21 Claude Ashby Close |
| LOCAL AUTHORITY LABEL | Southampton |
| CONSTITUENCY LABEL | Romsey and Southampton North |
| POSTTOWN | SOUTHAMPTON |
| CONSTRUCTION AGE BAND | England and Wales: 1930-1949 |
| LODGEMENT DATETIME | 2025-04-14 19:35:23 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 8 |
| LOW ENERGY FIXED LIGHT COUNT | 5 |
| UPRN | 100060690274 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |