Energy Performance Certificate
8 Trem Yr Efail, Ystrad Mynach, CF82 7FL
Energy rating
Current: 73 C | Potential: 82 B
Environmental impact (CO₂)
Current: 72
| Potential: 74
| Field | Value |
|---|---|
| LMK KEY | 2821-3054-4208-6005-4200 |
| ADDRESS1 | 8 Trem Yr Efail |
| ADDRESS2 | Ystrad Mynach |
| ADDRESS3 | — |
| POSTCODE | CF82 7FL |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 73 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-08-22 |
| LOCAL AUTHORITY | W06000018 |
| CONSTITUENCY | W07000088 |
| COUNTY | — |
| LODGEMENT DATE | 2025-09-07 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 72 |
| ENVIRONMENT IMPACT POTENTIAL | 74 |
| ENERGY CONSUMPTION CURRENT | 167 |
| ENERGY CONSUMPTION POTENTIAL | 151 |
| CO2 EMISSIONS CURRENT | 3.3 |
| CO2 EMISS CURR PER FLOOR AREA | 31 |
| CO2 EMISSIONS POTENTIAL | 3.1 |
| LIGHTING COST CURRENT | 72 |
| LIGHTING COST POTENTIAL | 72 |
| HEATING COST CURRENT | 949 |
| HEATING COST POTENTIAL | 949 |
| HOT WATER COST CURRENT | 212 |
| HOT WATER COST POTENTIAL | 212 |
| TOTAL FLOOR AREA | 108 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 6 |
| NUMBER HEATED ROOMS | 6 |
| 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, limited insulation (assumed) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Fully double glazed |
| WINDOWS ENERGY EFF | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Cavity wall, as built, insulated (assumed) |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 150 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer and room thermostat |
| 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 | 2.33 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 8 Trem Yr Efail, Ystrad Mynach |
| LOCAL AUTHORITY LABEL | Caerphilly |
| CONSTITUENCY LABEL | Caerphilly |
| POSTTOWN | HENGOED |
| CONSTRUCTION AGE BAND | England and Wales: 1996-2002 |
| LODGEMENT DATETIME | 2025-09-07 21:10:41 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 29 |
| LOW ENERGY FIXED LIGHT COUNT | 29 |
| UPRN | 43077561 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |