Energy Performance Certificate
1 Maes Merddyn, LL60 6DG
Energy rating
Current: 42 E | Potential: 83 B
Environmental impact (CO₂)
Current: 58
| Potential: 96
| Field | Value |
|---|---|
| LMK KEY | 8035-7228-9500-0979-3202 |
| ADDRESS1 | 1 Maes Merddyn |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | LL60 6DG |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | E |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 42 |
| POTENTIAL ENERGY EFFICIENCY | 83 |
| PROPERTY TYPE | House |
| BUILT FORM | End-Terrace |
| INSPECTION DATE | 2025-08-01 |
| LOCAL AUTHORITY | W06000001 |
| CONSTITUENCY | W07000112 |
| COUNTY | — |
| LODGEMENT DATE | 2025-08-04 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 58 |
| ENVIRONMENT IMPACT POTENTIAL | 96 |
| ENERGY CONSUMPTION CURRENT | 303 |
| ENERGY CONSUMPTION POTENTIAL | 239 |
| CO2 EMISSIONS CURRENT | 2.8 |
| CO2 EMISS CURR PER FLOOR AREA | 55 |
| CO2 EMISSIONS POTENTIAL | 0.2 |
| LIGHTING COST CURRENT | 88 |
| LIGHTING COST POTENTIAL | 36 |
| HEATING COST CURRENT | 2129 |
| HEATING COST POTENTIAL | 885 |
| HOT WATER COST CURRENT | 494 |
| HOT WATER COST POTENTIAL | 311 |
| TOTAL FLOOR AREA | 51 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | No thermostatic control of room temperature |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 1 |
| LOW ENERGY LIGHTING | 25 |
| NUMBER OPEN FIREPLACES | 1 |
| HOTWATER DESCRIPTION | Electric immersion, standard tariff |
| HOT WATER ENERGY EFF | Very Poor |
| HOT WATER ENV EFF | Very 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 | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Cavity wall, filled cavity |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | Room heaters, coal |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 250 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Portable electric heating assumed for most rooms |
| MAINHEAT ENERGY EFF | Very Poor |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | No thermostatic control of room temperature |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Poor |
| LIGHTING ENV EFF | Poor |
| MAIN FUEL | house coal (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.43 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 1 Maes Merddyn |
| LOCAL AUTHORITY LABEL | Isle of Anglesey |
| CONSTITUENCY LABEL | Ynys Môn |
| POSTTOWN | GAERWEN |
| CONSTRUCTION AGE BAND | England and Wales: 1930-1949 |
| LODGEMENT DATETIME | 2025-08-04 14:43:17 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 8 |
| LOW ENERGY FIXED LIGHT COUNT | 2 |
| UPRN | 100100007323 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |