Energy Performance Certificate
23a William Street, RG1 7DE
Energy rating
Current: 46 E | Potential: 82 B
Environmental impact (CO₂)
Current: 85
| Potential: 93
| Field | Value |
|---|---|
| LMK KEY | 9201-3060-0207-5336-0200 |
| ADDRESS1 | 23a William Street |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | RG1 7DE |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | E |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 46 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2026-03-10 |
| LOCAL AUTHORITY | E06000038 |
| CONSTITUENCY | E14001438 |
| COUNTY | — |
| LODGEMENT DATE | 2026-03-16 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 85 |
| ENVIRONMENT IMPACT POTENTIAL | 93 |
| ENERGY CONSUMPTION CURRENT | 262 |
| ENERGY CONSUMPTION POTENTIAL | 131 |
| CO2 EMISSIONS CURRENT | 0.8 |
| CO2 EMISS CURR PER FLOOR AREA | 25 |
| CO2 EMISSIONS POTENTIAL | 0.4 |
| LIGHTING COST CURRENT | 44 |
| LIGHTING COST POTENTIAL | 45 |
| HEATING COST CURRENT | 996 |
| HEATING COST POTENTIAL | 163 |
| HOT WATER COST CURRENT | 400 |
| HOT WATER COST POTENTIAL | 305 |
| TOTAL FLOOR AREA | 31 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 1 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | None |
| MULTI GLAZE PROPORTION | 0 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 1 |
| NUMBER HEATED ROOMS | 0 |
| LOW ENERGY LIGHTING | 75 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Very Good |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Single glazed |
| WINDOWS ENERGY EFF | Very Poor |
| WINDOWS ENV EFF | Very Poor |
| WALLS DESCRIPTION | Solid brick, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Very Poor |
| WALLS ENV EFF | Very Poor |
| 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 | No system present: electric heaters assumed |
| MAINHEAT ENERGY EFF | Very Poor |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | None |
| MAINHEATC ENERGY EFF | Very Poor |
| MAINHEATC ENV EFF | Very Poor |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Poor |
| LIGHTING ENV EFF | Poor |
| MAIN FUEL | To be used only when there is no heating/hot-water system or data is from a community network |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | no corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.26 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 23a William Street |
| LOCAL AUTHORITY LABEL | Reading |
| CONSTITUENCY LABEL | Reading Central |
| POSTTOWN | READING |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2026-03-16 16:47:09 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 4 |
| LOW ENERGY FIXED LIGHT COUNT | 3 |
| UPRN | 310020491 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |