Energy Performance Certificate
41 Boundary House, Boundary Lane, AL7 4EH
Energy rating
Current: 64 D | Potential: 82 B
Environmental impact (CO₂)
Current: 55
| Potential: 69
| Field | Value |
|---|---|
| LMK KEY | 9448-9031-6237-9955-5900 |
| ADDRESS1 | 41 Boundary House |
| ADDRESS2 | Boundary Lane |
| ADDRESS3 | — |
| POSTCODE | AL7 4EH |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 64 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2015-03-14 |
| LOCAL AUTHORITY | E07000241 |
| CONSTITUENCY | E14001573 |
| COUNTY | — |
| LODGEMENT DATE | 2015-03-15 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 55 |
| ENVIRONMENT IMPACT POTENTIAL | 69 |
| ENERGY CONSUMPTION CURRENT | 465 |
| ENERGY CONSUMPTION POTENTIAL | 315 |
| CO2 EMISSIONS CURRENT | 2.5 |
| CO2 EMISS CURR PER FLOOR AREA | 79 |
| CO2 EMISSIONS POTENTIAL | 1.7 |
| LIGHTING COST CURRENT | 46 |
| LIGHTING COST POTENTIAL | 26 |
| HEATING COST CURRENT | 214 |
| HEATING COST POTENTIAL | 123 |
| HOT WATER COST CURRENT | 254 |
| HOT WATER COST POTENTIAL | 108 |
| TOTAL FLOOR AREA | 32 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 3 |
| FLAT TOP STOREY | Y |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Manual charge control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed before 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 1 |
| NUMBER HEATED ROOMS | 1 |
| LOW ENERGY LIGHTING | 25 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Very Poor |
| HOT WATER ENV EFF | Poor |
| FLOOR DESCRIPTION | (another dwelling below) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Fully double glazed |
| WINDOWS ENERGY EFF | Average |
| WINDOWS ENV EFF | Average |
| WALLS DESCRIPTION | Solid brick, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Very Poor |
| WALLS ENV EFF | Very Poor |
| SECONDHEAT DESCRIPTION | Portable electric heaters (assumed) |
| 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 | Electric storage heaters |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Very Poor |
| MAINHEATCONT DESCRIPTION | Manual charge control |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Low energy lighting in 25% of fixed outlets |
| LIGHTING ENERGY EFF | Average |
| LIGHTING ENV EFF | Average |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | unheated corridor |
| UNHEATED CORRIDOR LENGTH | 5 |
| FLOOR HEIGHT | 2.3 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 41 Boundary House, Boundary Lane |
| LOCAL AUTHORITY LABEL | Welwyn Hatfield |
| CONSTITUENCY LABEL | Welwyn Hatfield |
| POSTTOWN | WELWYN GARDEN CITY |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2015-03-15 22:43:24 |
| TENURE | rented (private) |
| FIXED LIGHTING OUTLETS COUNT | 4 |
| LOW ENERGY FIXED LIGHT COUNT | 1 |
| UPRN | 100081148429 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2015.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |