Energy Performance Certificate
15 King Street, Mortimer Common, RG7 3RS
Energy rating
Current: 52 E | Potential: 59 D
Environmental impact (CO₂)
Current: 87
| Potential: 89
| Field | Value |
|---|---|
| LMK KEY | 7400-1271-0822-4507-3153 |
| ADDRESS1 | 15 King Street |
| ADDRESS2 | Mortimer Common |
| ADDRESS3 | — |
| POSTCODE | RG7 3RS |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | E |
| POTENTIAL ENERGY RATING | D |
| CURRENT ENERGY EFFICIENCY | 52 |
| POTENTIAL ENERGY EFFICIENCY | 59 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-09-03 |
| LOCAL AUTHORITY | E06000037 |
| CONSTITUENCY | E14001439 |
| COUNTY | — |
| LODGEMENT DATE | 2025-09-12 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 87 |
| ENVIRONMENT IMPACT POTENTIAL | 89 |
| ENERGY CONSUMPTION CURRENT | 125 |
| ENERGY CONSUMPTION POTENTIAL | 105 |
| CO2 EMISSIONS CURRENT | 1.4 |
| CO2 EMISS CURR PER FLOOR AREA | 12 |
| CO2 EMISSIONS POTENTIAL | 1.2 |
| LIGHTING COST CURRENT | 86 |
| LIGHTING COST POTENTIAL | 86 |
| HEATING COST CURRENT | 2011 |
| HEATING COST POTENTIAL | 1877 |
| HOT WATER COST CURRENT | 513 |
| HOT WATER COST POTENTIAL | 513 |
| TOTAL FLOOR AREA | 114 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| 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 | 0 |
| NUMBER HABITABLE ROOMS | 7 |
| NUMBER HEATED ROOMS | 7 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 1 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Very Good |
| FLOOR DESCRIPTION | Solid, insulated |
| 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, filled cavity |
| 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 |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Air source heat pump, radiators, electric |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.41 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 15 King Street, Mortimer Common |
| LOCAL AUTHORITY LABEL | West Berkshire |
| CONSTITUENCY LABEL | Reading West and Mid Berkshire |
| POSTTOWN | READING |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2025-09-12 10:23:30 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 51 |
| LOW ENERGY FIXED LIGHT COUNT | 51 |
| UPRN | 100080242242 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |