Energy Performance Certificate
41, Derry Downs, BR5 4DU
Energy rating
Current: 29 F | Potential: 83 B
Environmental impact (CO₂)
Current: 41
| Potential: 83
| Field | Value |
|---|---|
| LMK KEY | 8400-2115-2229-6106-4153 |
| ADDRESS1 | 41, Derry Downs |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | BR5 4DU |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | F |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 29 |
| POTENTIAL ENERGY EFFICIENCY | 83 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2015-09-09 |
| LOCAL AUTHORITY | E09000006 |
| CONSTITUENCY | E14001417 |
| COUNTY | — |
| LODGEMENT DATE | 2015-09-09 |
| TRANSACTION TYPE | FiT application |
| ENVIRONMENT IMPACT CURRENT | 41 |
| ENVIRONMENT IMPACT POTENTIAL | 83 |
| ENERGY CONSUMPTION CURRENT | 350 |
| ENERGY CONSUMPTION POTENTIAL | 90 |
| CO2 EMISSIONS CURRENT | 7.8 |
| CO2 EMISS CURR PER FLOOR AREA | 57 |
| CO2 EMISSIONS POTENTIAL | 2.0 |
| LIGHTING COST CURRENT | 89 |
| LIGHTING COST POTENTIAL | 89 |
| HEATING COST CURRENT | 1941 |
| HEATING COST POTENTIAL | 613 |
| HOT WATER COST CURRENT | 314 |
| HOT WATER COST POTENTIAL | 80 |
| TOTAL FLOOR AREA | 137 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 2 |
| MAIN HEATING CONTROLS | Room thermostat only |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing, unknown install date |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 2 |
| NUMBER HABITABLE ROOMS | 7 |
| NUMBER HEATED ROOMS | 2 |
| LOW ENERGY LIGHTING | 81 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | Electric immersion, standard tariff |
| HOT WATER ENERGY EFF | Very Poor |
| HOT WATER ENV EFF | Poor |
| FLOOR DESCRIPTION | Solid, no insulation (assumed) |
| 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 | Room heaters, wood logs |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 50 mm loft insulation |
| ROOF ENERGY EFF | Poor |
| ROOF ENV EFF | Poor |
| MAINHEAT DESCRIPTION | Electric underfloor heating |
| MAINHEAT ENERGY EFF | Very Poor |
| MAINHEAT ENV EFF | Very Poor |
| MAINHEATCONT DESCRIPTION | Room thermostat only |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Low energy lighting in 81% of fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.52 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 41, Derry Downs |
| LOCAL AUTHORITY LABEL | Bromley |
| CONSTITUENCY LABEL | Orpington |
| POSTTOWN | ORPINGTON |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2015-09-09 22:42:00 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 32 |
| LOW ENERGY FIXED LIGHT COUNT | 26 |
| UPRN | 100020456516 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2015.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |