Energy Performance Certificate
3 Castle Road, NN8 1LL
Energy rating
Current: 69 C | Potential: 77 C
Environmental impact (CO₂)
Current: 65
| Potential: 72
| Field | Value |
|---|---|
| LMK KEY | 3000-6913-0922-0605-3463 |
| ADDRESS1 | 3 Castle Road |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | NN8 1LL |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | C |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 69 |
| POTENTIAL ENERGY EFFICIENCY | 77 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2026-04-09 |
| LOCAL AUTHORITY | E06000061 |
| CONSTITUENCY | E14001571 |
| COUNTY | — |
| LODGEMENT DATE | 2026-04-11 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 65 |
| ENVIRONMENT IMPACT POTENTIAL | 72 |
| ENERGY CONSUMPTION CURRENT | 185 |
| ENERGY CONSUMPTION POTENTIAL | 140 |
| CO2 EMISSIONS CURRENT | 4.5 |
| CO2 EMISS CURR PER FLOOR AREA | 34 |
| CO2 EMISSIONS POTENTIAL | 3.5 |
| LIGHTING COST CURRENT | 95 |
| LIGHTING COST POTENTIAL | 95 |
| HEATING COST CURRENT | 1489 |
| HEATING COST POTENTIAL | 1179 |
| HOT WATER COST CURRENT | 214 |
| HOT WATER COST POTENTIAL | 214 |
| TOTAL FLOOR AREA | 133 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 3 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 4 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 79 |
| NUMBER OPEN FIREPLACES | 1 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Solid |
| 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, mains gas |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 225 mm loft insulation |
| ROOF ENERGY EFF | Good |
| ROOF ENV EFF | 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 | Below average lighting efficiency |
| 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 | 2.01 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 3 Castle Road |
| LOCAL AUTHORITY LABEL | North Northamptonshire |
| CONSTITUENCY LABEL | Wellingborough and Rushden |
| POSTTOWN | WELLINGBOROUGH |
| CONSTRUCTION AGE BAND | England and Wales: 1900-1929 |
| LODGEMENT DATETIME | 2026-04-11 11:14:46 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 24 |
| LOW ENERGY FIXED LIGHT COUNT | 19 |
| UPRN | 100031195167 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000004 |
| Address display | — |
| Nation | ew |