Energy Performance Certificate
4 Heol Callwen, Penycae, SA9 1GR
Energy rating
Current: 74 C | Potential: 82 B
Environmental impact (CO₂)
Current: 93
| Potential: 95
| Field | Value |
|---|---|
| LMK KEY | 2118-1507-6214-2219-1035 |
| ADDRESS1 | 4 Heol Callwen |
| ADDRESS2 | Penycae |
| ADDRESS3 | — |
| POSTCODE | SA9 1GR |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 74 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-10-26 |
| LOCAL AUTHORITY | W06000023 |
| CONSTITUENCY | W07000085 |
| COUNTY | — |
| LODGEMENT DATE | 2025-10-26 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 93 |
| ENVIRONMENT IMPACT POTENTIAL | 95 |
| ENERGY CONSUMPTION CURRENT | 98 |
| ENERGY CONSUMPTION POTENTIAL | 73 |
| CO2 EMISSIONS CURRENT | 0.7 |
| CO2 EMISS CURR PER FLOOR AREA | 9 |
| CO2 EMISSIONS POTENTIAL | 0.5 |
| LIGHTING COST CURRENT | 53 |
| LIGHTING COST POTENTIAL | 53 |
| HEATING COST CURRENT | 1240 |
| HEATING COST POTENTIAL | 916 |
| HOT WATER COST CURRENT | 489 |
| HOT WATER COST POTENTIAL | 440 |
| TOTAL FLOOR AREA | 80 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| 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 | 0 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| 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, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | Room heaters, electric |
| 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 | Air source heat pump, radiators, electric |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Very 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 | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.28 |
| PHOTO SUPPLY | 45 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 4 Heol Callwen, Penycae |
| LOCAL AUTHORITY LABEL | Powys |
| CONSTITUENCY LABEL | Brecon, Radnor and Cwm Tawe |
| POSTTOWN | SWANSEA |
| CONSTRUCTION AGE BAND | England and Wales: 1967-1975 |
| LODGEMENT DATETIME | 2025-10-26 13:34:48 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 14 |
| LOW ENERGY FIXED LIGHT COUNT | 14 |
| UPRN | 10011791859 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | Wales |
| REGION | W99999999 |
| Address display | — |
| Nation | ew |