Energy Performance Certificate
17 King House, Fire Fly Avenue, SN2 2EX
Energy rating
Current: 74 C | Potential: 82 B
Environmental impact (CO₂)
Current: 91
| Potential: 92
| Field | Value |
|---|---|
| LMK KEY | 9003-3956-2209-5675-4200 |
| ADDRESS1 | 17 King House |
| ADDRESS2 | Fire Fly Avenue |
| ADDRESS3 | — |
| POSTCODE | SN2 2EX |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 74 |
| POTENTIAL ENERGY EFFICIENCY | 82 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2025-11-10 |
| LOCAL AUTHORITY | E06000030 |
| CONSTITUENCY | E14001537 |
| COUNTY | — |
| LODGEMENT DATE | 2025-11-10 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 91 |
| ENVIRONMENT IMPACT POTENTIAL | 92 |
| ENERGY CONSUMPTION CURRENT | 114 |
| ENERGY CONSUMPTION POTENTIAL | 113 |
| CO2 EMISSIONS CURRENT | 0.7 |
| CO2 EMISS CURR PER FLOOR AREA | 11 |
| CO2 EMISSIONS POTENTIAL | 0.6 |
| LIGHTING COST CURRENT | 46 |
| LIGHTING COST POTENTIAL | 48 |
| HEATING COST CURRENT | 631 |
| HEATING COST POTENTIAL | 400 |
| HOT WATER COST CURRENT | 377 |
| HOT WATER COST POTENTIAL | 380 |
| TOTAL FLOOR AREA | 61 |
| ENERGY TARIFF | Unknown |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 3 |
| FLAT TOP STOREY | Y |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Programmer and appliance thermostats |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | Electric immersion, off-peak |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Very Good |
| 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 | Timber frame, as built, insulated (assumed) |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 200 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | Good |
| MAINHEAT DESCRIPTION | Room heaters, electric |
| MAINHEAT ENERGY EFF | Poor |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Programmer and appliance thermostats |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | heated corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.49 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 17 King House, Fire Fly Avenue |
| LOCAL AUTHORITY LABEL | Swindon |
| CONSTITUENCY LABEL | Swindon South |
| POSTTOWN | SWINDON |
| CONSTRUCTION AGE BAND | England and Wales: 2012-2021 |
| LODGEMENT DATETIME | 2025-11-10 21:54:05 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 12 |
| LOW ENERGY FIXED LIGHT COUNT | 12 |
| UPRN | 10090045709 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000009 |
| Address display | — |
| Nation | ew |