Energy Performance Certificate
13 Welham Close, Welham Green, North Mymms, AL9 7PP
Energy rating
Current: 60 D | Potential: 82 B
Environmental impact (CO₂)
Current: 53
| Potential: 78
| Field | Value |
|---|---|
| LMK KEY | 0160-2598-7090-2097-1815 |
| ADDRESS1 | 13 Welham Close |
| ADDRESS2 | Welham Green |
| ADDRESS3 | North Mymms |
| POSTCODE | AL9 7PP |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 60 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2023-01-18 |
| LOCAL AUTHORITY | E07000241 |
| CONSTITUENCY | E14001573 |
| COUNTY | — |
| LODGEMENT DATE | 2023-01-23 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 53 |
| ENVIRONMENT IMPACT POTENTIAL | 78 |
| ENERGY CONSUMPTION CURRENT | 278 |
| ENERGY CONSUMPTION POTENTIAL | 122 |
| CO2 EMISSIONS CURRENT | 4.9 |
| CO2 EMISS CURR PER FLOOR AREA | 49 |
| CO2 EMISSIONS POTENTIAL | 2.2 |
| LIGHTING COST CURRENT | 132 |
| LIGHTING COST POTENTIAL | 83 |
| HEATING COST CURRENT | 802 |
| HEATING COST POTENTIAL | 555 |
| HOT WATER COST CURRENT | 97 |
| HOT WATER COST POTENTIAL | 69 |
| TOTAL FLOOR AREA | 99 |
| ENERGY TARIFF | Unknown |
| 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 | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 42 |
| 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 | Cavity wall, 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 | Pitched, 100 mm loft insulation |
| ROOF ENERGY EFF | Average |
| ROOF ENV EFF | Average |
| 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 42% of fixed outlets |
| LIGHTING ENERGY EFF | Average |
| LIGHTING ENV EFF | Average |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.26 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 13 Welham Close, Welham Green, North Mymms |
| LOCAL AUTHORITY LABEL | Welwyn Hatfield |
| CONSTITUENCY LABEL | Welwyn Hatfield |
| POSTTOWN | HATFIELD |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2023-01-23 20:37:46 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 12 |
| LOW ENERGY FIXED LIGHT COUNT | 5 |
| UPRN | 100080967555 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2023.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |