Energy Performance Certificate
12 Sweet Water Park, Trefechan, CF48 2LF
Energy rating
Current: 86 B | Potential: 88 B
Environmental impact (CO₂)
Current: 75
| Potential: 78
| Field | Value |
|---|---|
| LMK KEY | 1400-5654-0522-0599-3153 |
| ADDRESS1 | 12 Sweet Water Park |
| ADDRESS2 | Trefechan |
| ADDRESS3 | — |
| POSTCODE | CF48 2LF |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 86 |
| POTENTIAL ENERGY EFFICIENCY | 88 |
| PROPERTY TYPE | House |
| BUILT FORM | Detached |
| INSPECTION DATE | 2025-09-15 |
| LOCAL AUTHORITY | W06000024 |
| CONSTITUENCY | W07000099 |
| COUNTY | — |
| LODGEMENT DATE | 2025-10-16 |
| TRANSACTION TYPE | Grant scheme |
| ENVIRONMENT IMPACT CURRENT | 75 |
| ENVIRONMENT IMPACT POTENTIAL | 78 |
| ENERGY CONSUMPTION CURRENT | 163 |
| ENERGY CONSUMPTION POTENTIAL | 145 |
| CO2 EMISSIONS CURRENT | 2.4 |
| CO2 EMISS CURR PER FLOOR AREA | 32 |
| CO2 EMISSIONS POTENTIAL | 2.2 |
| LIGHTING COST CURRENT | 50 |
| LIGHTING COST POTENTIAL | 50 |
| HEATING COST CURRENT | 813 |
| HEATING COST POTENTIAL | 735 |
| HOT WATER COST CURRENT | 176 |
| HOT WATER COST POTENTIAL | 176 |
| TOTAL FLOOR AREA | 75 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| 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 | 1 |
| 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 | 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, 300 mm loft insulation |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.29 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | mechanical extract, decentralised (MEV dc) |
| ADDRESS | 12 Sweet Water Park, Trefechan |
| LOCAL AUTHORITY LABEL | Merthyr Tydfil |
| CONSTITUENCY LABEL | Merthyr Tydfil and Aberdare |
| POSTTOWN | MERTHYR TYDFIL |
| CONSTRUCTION AGE BAND | England and Wales: 1991-1995 |
| LODGEMENT DATETIME | 2025-10-16 05:59:55 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 10 |
| LOW ENERGY FIXED LIGHT COUNT | 10 |
| UPRN | 100100595874 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |