Energy Performance Certificate
22 Butterfield Lane, AL1 2HJ
Energy rating
Current: 88 B | Potential: 91 B
Environmental impact (CO₂)
Current: 85
| Potential: 90
| Field | Value |
|---|---|
| LMK KEY | 9677-3033-5207-1895-0200 |
| ADDRESS1 | 22 Butterfield Lane |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | AL1 2HJ |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 88 |
| POTENTIAL ENERGY EFFICIENCY | 91 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-03-13 |
| LOCAL AUTHORITY | E07000240 |
| CONSTITUENCY | E14001507 |
| COUNTY | — |
| LODGEMENT DATE | 2025-03-17 |
| TRANSACTION TYPE | Stock condition survey |
| ENVIRONMENT IMPACT CURRENT | 85 |
| ENVIRONMENT IMPACT POTENTIAL | 90 |
| ENERGY CONSUMPTION CURRENT | 81 |
| ENERGY CONSUMPTION POTENTIAL | 52 |
| CO2 EMISSIONS CURRENT | 1.4 |
| CO2 EMISS CURR PER FLOOR AREA | 15 |
| CO2 EMISSIONS POTENTIAL | 0.9 |
| LIGHTING COST CURRENT | 103 |
| LIGHTING COST POTENTIAL | 103 |
| HEATING COST CURRENT | 583 |
| HEATING COST POTENTIAL | 526 |
| HOT WATER COST CURRENT | 180 |
| HOT WATER COST POTENTIAL | 117 |
| TOTAL FLOOR AREA | 91 |
| 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 | not defined |
| GLAZED AREA | Much More Than Typical |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 100 |
| 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 | System built, with external insulation |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | None |
| 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 | 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 all 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 | 2.4 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 22 Butterfield Lane |
| LOCAL AUTHORITY LABEL | St Albans |
| CONSTITUENCY LABEL | St Albans |
| POSTTOWN | ST. ALBANS |
| CONSTRUCTION AGE BAND | England and Wales: 1930-1949 |
| LODGEMENT DATETIME | 2025-03-17 11:55:08 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 14 |
| LOW ENERGY FIXED LIGHT COUNT | 14 |
| UPRN | 100080843209 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |