Energy Performance Certificate
25 Guildhall Way, Ashdon, CB10 2HH
Energy rating
Current: 82 B | Potential: 91 B
Environmental impact (CO₂)
Current: 39
| Potential: 52
| Field | Value |
|---|---|
| LMK KEY | 2111-1141-1561-8723-2893 |
| ADDRESS1 | 25 Guildhall Way |
| ADDRESS2 | Ashdon |
| ADDRESS3 | — |
| POSTCODE | CB10 2HH |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 82 |
| POTENTIAL ENERGY EFFICIENCY | 91 |
| PROPERTY TYPE | House |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-03-05 |
| LOCAL AUTHORITY | E07000077 |
| CONSTITUENCY | E14001402 |
| COUNTY | — |
| LODGEMENT DATE | 2025-03-06 |
| TRANSACTION TYPE | None of the above |
| ENVIRONMENT IMPACT CURRENT | 39 |
| ENVIRONMENT IMPACT POTENTIAL | 52 |
| ENERGY CONSUMPTION CURRENT | 115 |
| ENERGY CONSUMPTION POTENTIAL | 62 |
| CO2 EMISSIONS CURRENT | 8 |
| CO2 EMISS CURR PER FLOOR AREA | 63 |
| CO2 EMISSIONS POTENTIAL | 5.7 |
| LIGHTING COST CURRENT | 153 |
| LIGHTING COST POTENTIAL | 112 |
| HEATING COST CURRENT | 1736 |
| HEATING COST POTENTIAL | 1410 |
| HOT WATER COST CURRENT | 388 |
| HOT WATER COST POTENTIAL | 221 |
| TOTAL FLOOR AREA | 126 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | N |
| 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 | More Than Typical |
| EXTENSION COUNT | 3 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 63 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Very 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 | Cavity wall, 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, 50 mm loft insulation |
| ROOF ENERGY EFF | Poor |
| ROOF ENV EFF | Poor |
| MAINHEAT DESCRIPTION | Boiler and radiators, coal |
| MAINHEAT ENERGY EFF | Average |
| MAINHEAT ENV EFF | Very Poor |
| MAINHEATCONT DESCRIPTION | Room thermostat only |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Low energy lighting in 63% of fixed outlets |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | house coal (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.3 |
| PHOTO SUPPLY | 60 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 25 Guildhall Way, Ashdon |
| LOCAL AUTHORITY LABEL | Uttlesford |
| CONSTITUENCY LABEL | North West Essex |
| POSTTOWN | SAFFRON WALDEN |
| CONSTRUCTION AGE BAND | England and Wales: 1983-1990 |
| LODGEMENT DATETIME | 2025-03-06 15:37:06 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 19 |
| LOW ENERGY FIXED LIGHT COUNT | 12 |
| UPRN | 100090651755 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |