Energy Performance Certificate
45 Mostyn Avenue, Craig Y Don, LL30 1YY
Energy rating
Current: 64 D | Potential: 71 C
Environmental impact (CO₂)
Current: 61
| Potential: 71
| Field | Value |
|---|---|
| LMK KEY | 2041-4574-1060-7309-8205 |
| ADDRESS1 | 45 Mostyn Avenue |
| ADDRESS2 | Craig Y Don |
| ADDRESS3 | — |
| POSTCODE | LL30 1YY |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 64 |
| POTENTIAL ENERGY EFFICIENCY | 71 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2026-04-08 |
| LOCAL AUTHORITY | W06000003 |
| CONSTITUENCY | W07000083 |
| COUNTY | — |
| LODGEMENT DATE | 2026-04-10 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 61 |
| ENVIRONMENT IMPACT POTENTIAL | 71 |
| ENERGY CONSUMPTION CURRENT | 211 |
| ENERGY CONSUMPTION POTENTIAL | 163 |
| CO2 EMISSIONS CURRENT | 3.9 |
| CO2 EMISS CURR PER FLOOR AREA | 38 |
| CO2 EMISSIONS POTENTIAL | 3.0 |
| LIGHTING COST CURRENT | 61 |
| LIGHTING COST POTENTIAL | 61 |
| HEATING COST CURRENT | 1317 |
| HEATING COST POTENTIAL | 998 |
| HOT WATER COST CURRENT | 282 |
| HOT WATER COST POTENTIAL | 282 |
| TOTAL FLOOR AREA | 103 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 1 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | — |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 55 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 96 |
| 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 | Partial double glazing |
| WINDOWS ENERGY EFF | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Solid brick, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | Room heaters, mains gas |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | (another dwelling above) |
| ROOF ENERGY EFF | N/A |
| ROOF ENV EFF | N/A |
| 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 | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | no corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 1 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 45 Mostyn Avenue, Craig Y Don |
| LOCAL AUTHORITY LABEL | Conwy |
| CONSTITUENCY LABEL | Bangor Aberconwy |
| POSTTOWN | LLANDUDNO |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2026-04-10 09:10:04 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 26 |
| LOW ENERGY FIXED LIGHT COUNT | 25 |
| UPRN | 10023741579 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |