Energy Performance Certificate
Weir House, Thames Street, Sonning, RG4 6UR
Energy rating
Current: 87 B | Potential: 89 B
Environmental impact (CO₂)
Current: 89
| Potential: 90
| Field | Value |
|---|---|
| LMK KEY | 0600-5935-0322-1497-3253 |
| ADDRESS1 | Weir House |
| ADDRESS2 | Thames Street |
| ADDRESS3 | Sonning |
| POSTCODE | RG4 6UR |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 87 |
| POTENTIAL ENERGY EFFICIENCY | 89 |
| PROPERTY TYPE | House |
| BUILT FORM | Detached |
| INSPECTION DATE | 2025-02-17 |
| LOCAL AUTHORITY | E06000041 |
| CONSTITUENCY | E14001210 |
| COUNTY | — |
| LODGEMENT DATE | 2025-03-20 |
| TRANSACTION TYPE | RHI application |
| ENVIRONMENT IMPACT CURRENT | 89 |
| ENVIRONMENT IMPACT POTENTIAL | 90 |
| ENERGY CONSUMPTION CURRENT | 50 |
| ENERGY CONSUMPTION POTENTIAL | 44 |
| CO2 EMISSIONS CURRENT | 2.0 |
| CO2 EMISS CURR PER FLOOR AREA | 9 |
| CO2 EMISSIONS POTENTIAL | 1.8 |
| LIGHTING COST CURRENT | 162 |
| LIGHTING COST POTENTIAL | 162 |
| HEATING COST CURRENT | 1267 |
| HEATING COST POTENTIAL | 1270 |
| HOT WATER COST CURRENT | 373 |
| HOT WATER COST POTENTIAL | 252 |
| TOTAL FLOOR AREA | 235 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 4 |
| NUMBER HABITABLE ROOMS | 8 |
| NUMBER HEATED ROOMS | 8 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| 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 | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Solid brick, with internal insulation |
| WALLS ENERGY EFF | Very Good |
| WALLS ENV EFF | Very Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 300 mm loft insulation |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Air source heat pump, underfloor, electric, Air source heat pump, radiators, electric |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very 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 | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Weir House, Thames Street, Sonning |
| LOCAL AUTHORITY LABEL | Wokingham |
| CONSTITUENCY LABEL | Earley and Woodley |
| POSTTOWN | READING |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2025-03-20 08:24:42 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 35 |
| LOW ENERGY FIXED LIGHT COUNT | 35 |
| UPRN | 14013509 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |