Energy Performance Certificate
51 Bryn Hwfa, Rhostrehwfa, LL77 7YT
Energy rating
Current: 84 B | Potential: 88 B
Environmental impact (CO₂)
Current: 69
| Potential: 73
| Field | Value |
|---|---|
| LMK KEY | 7835-8720-6509-0205-5296 |
| ADDRESS1 | 51 Bryn Hwfa |
| ADDRESS2 | Rhostrehwfa |
| ADDRESS3 | — |
| POSTCODE | LL77 7YT |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 84 |
| POTENTIAL ENERGY EFFICIENCY | 88 |
| PROPERTY TYPE | Bungalow |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-10-15 |
| LOCAL AUTHORITY | W06000001 |
| CONSTITUENCY | W07000112 |
| COUNTY | — |
| LODGEMENT DATE | 2025-10-17 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 69 |
| ENVIRONMENT IMPACT POTENTIAL | 73 |
| ENERGY CONSUMPTION CURRENT | 144 |
| ENERGY CONSUMPTION POTENTIAL | 124 |
| CO2 EMISSIONS CURRENT | 2.3 |
| CO2 EMISS CURR PER FLOOR AREA | 38 |
| CO2 EMISSIONS POTENTIAL | 2.0 |
| LIGHTING COST CURRENT | 43 |
| LIGHTING COST POTENTIAL | 43 |
| HEATING COST CURRENT | 657 |
| HEATING COST POTENTIAL | 558 |
| HOT WATER COST CURRENT | 395 |
| HOT WATER COST POTENTIAL | 395 |
| TOTAL FLOOR AREA | 60 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Average |
| 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, electric |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 200 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, oil |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Average |
| 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 | oil (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.2 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 51 Bryn Hwfa, Rhostrehwfa |
| LOCAL AUTHORITY LABEL | Isle of Anglesey |
| CONSTITUENCY LABEL | Ynys Môn |
| POSTTOWN | LLANGEFNI |
| CONSTRUCTION AGE BAND | England and Wales: 1950-1966 |
| LODGEMENT DATETIME | 2025-10-17 11:22:02 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 9 |
| LOW ENERGY FIXED LIGHT COUNT | 9 |
| UPRN | 100100007680 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |