Energy Performance Certificate
20 Taff Street, Treherbert, CF42 5LE
Energy rating
Current: 74 C | Potential: 79 C
Environmental impact (CO₂)
Current: 76
| Potential: 77
| Field | Value |
|---|---|
| LMK KEY | 7635-5929-4509-0255-6222 |
| ADDRESS1 | 20 Taff Street |
| ADDRESS2 | Treherbert |
| ADDRESS3 | — |
| POSTCODE | CF42 5LE |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 74 |
| POTENTIAL ENERGY EFFICIENCY | 79 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-11-25 |
| LOCAL AUTHORITY | W06000016 |
| CONSTITUENCY | W07000107 |
| COUNTY | — |
| LODGEMENT DATE | 2025-11-25 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 76 |
| ENVIRONMENT IMPACT POTENTIAL | 77 |
| ENERGY CONSUMPTION CURRENT | 207 |
| ENERGY CONSUMPTION POTENTIAL | 191 |
| CO2 EMISSIONS CURRENT | 2.7 |
| CO2 EMISS CURR PER FLOOR AREA | 38 |
| CO2 EMISSIONS POTENTIAL | 2.6 |
| LIGHTING COST CURRENT | 56 |
| LIGHTING COST POTENTIAL | 56 |
| HEATING COST CURRENT | 820 |
| HEATING COST POTENTIAL | 820 |
| HOT WATER COST CURRENT | 140 |
| HOT WATER COST POTENTIAL | 140 |
| TOTAL FLOOR AREA | 70 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| 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 | High performance glazing |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Sandstone, with external insulation |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 100 mm loft insulation |
| ROOF ENERGY EFF | Average |
| ROOF ENV EFF | Average |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| 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 | 2.6 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 20 Taff Street, Treherbert |
| LOCAL AUTHORITY LABEL | Rhondda Cynon Taf |
| CONSTITUENCY LABEL | Rhondda and Ogmore |
| POSTTOWN | TREORCHY |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2025-11-25 19:30:44 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 26 |
| LOW ENERGY FIXED LIGHT COUNT | 26 |
| UPRN | 100100721681 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |