Energy Performance Certificate
20 Heol Llanelli, Trimsaran, SA17 4AA
Energy rating
Current: 65 D | Potential: 78 C
Environmental impact (CO₂)
Current: 63
| Potential: 76
| Field | Value |
|---|---|
| LMK KEY | 0310-2422-4560-2105-4181 |
| ADDRESS1 | 20 Heol Llanelli |
| ADDRESS2 | Trimsaran |
| ADDRESS3 | — |
| POSTCODE | SA17 4AA |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 65 |
| POTENTIAL ENERGY EFFICIENCY | 78 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-06-02 |
| LOCAL AUTHORITY | W06000010 |
| CONSTITUENCY | W07000098 |
| COUNTY | — |
| LODGEMENT DATE | 2025-06-02 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 63 |
| ENVIRONMENT IMPACT POTENTIAL | 76 |
| ENERGY CONSUMPTION CURRENT | 229 |
| ENERGY CONSUMPTION POTENTIAL | 140 |
| CO2 EMISSIONS CURRENT | 3.7 |
| CO2 EMISS CURR PER FLOOR AREA | 40 |
| CO2 EMISSIONS POTENTIAL | 2.3 |
| LIGHTING COST CURRENT | 103 |
| LIGHTING COST POTENTIAL | 103 |
| HEATING COST CURRENT | 1042 |
| HEATING COST POTENTIAL | 963 |
| HOT WATER COST CURRENT | 132 |
| HOT WATER COST POTENTIAL | 87 |
| TOTAL FLOOR AREA | 93 |
| 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 | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 90 |
| NUMBER OPEN FIREPLACES | 0 |
| 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 | Fully double glazed |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Cavity wall, filled cavity |
| WALLS ENERGY EFF | Average |
| WALLS ENV EFF | Average |
| SECONDHEAT DESCRIPTION | Room heaters, electric |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 400+ 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 | Low energy lighting in 90% of fixed outlets |
| 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 | 2.77 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 20 Heol Llanelli, Trimsaran |
| LOCAL AUTHORITY LABEL | Carmarthenshire |
| CONSTITUENCY LABEL | Llanelli |
| POSTTOWN | KIDWELLY |
| CONSTRUCTION AGE BAND | England and Wales: 1930-1949 |
| LODGEMENT DATETIME | 2025-06-02 19:29:05 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 10 |
| LOW ENERGY FIXED LIGHT COUNT | 9 |
| UPRN | 100100180811 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |