Energy Performance Certificate
21 Lancastria Mews, Boyndon Road, SL6 4SA
Energy rating
Current: 75 C | Potential: 77 C
Environmental impact (CO₂)
Current: 58
| Potential: 62
| Field | Value |
|---|---|
| LMK KEY | 8820-0174-0042-4005-1503 |
| ADDRESS1 | 21 Lancastria Mews |
| ADDRESS2 | Boyndon Road |
| ADDRESS3 | — |
| POSTCODE | SL6 4SA |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 75 |
| POTENTIAL ENERGY EFFICIENCY | 77 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Enclosed End-Terrace |
| INSPECTION DATE | 2025-03-04 |
| LOCAL AUTHORITY | E06000040 |
| CONSTITUENCY | E14001348 |
| COUNTY | — |
| LODGEMENT DATE | 2025-03-06 |
| TRANSACTION TYPE | — |
| ENVIRONMENT IMPACT CURRENT | 58 |
| ENVIRONMENT IMPACT POTENTIAL | 62 |
| ENERGY CONSUMPTION CURRENT | 296 |
| ENERGY CONSUMPTION POTENTIAL | 268 |
| CO2 EMISSIONS CURRENT | 3.0 |
| CO2 EMISS CURR PER FLOOR AREA | 50 |
| CO2 EMISSIONS POTENTIAL | 2.7 |
| LIGHTING COST CURRENT | 83 |
| LIGHTING COST POTENTIAL | 83 |
| HEATING COST CURRENT | 520 |
| HEATING COST POTENTIAL | 441 |
| HOT WATER COST CURRENT | 253 |
| HOT WATER COST POTENTIAL | 253 |
| TOTAL FLOOR AREA | 61 |
| ENERGY TARIFF | Unknown |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 1 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Appliance thermostats |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed before 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Poor |
| 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, as built, insulated (assumed) |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | Portable electric heaters (assumed) |
| 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 | Electric storage heaters |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Poor |
| MAINHEATCONT DESCRIPTION | Appliance thermostats |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Low energy lighting in all fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | heated corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.31 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 21 Lancastria Mews, Boyndon Road |
| LOCAL AUTHORITY LABEL | Windsor and Maidenhead |
| CONSTITUENCY LABEL | Maidenhead |
| POSTTOWN | MAIDENHEAD |
| CONSTRUCTION AGE BAND | England and Wales: 1983-1990 |
| LODGEMENT DATETIME | 2025-03-06 15:22:10 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 9 |
| LOW ENERGY FIXED LIGHT COUNT | 9 |
| UPRN | 100081045820 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |