Energy Performance Certificate
34 Windsor House, Delph Lane, L35 7JF
Energy rating
Current: 64 D | Potential: 70 C
Environmental impact (CO₂)
Current: 68
| Potential: 73
| Field | Value |
|---|---|
| LMK KEY | 2129-8341-3567-2160-2617 |
| ADDRESS1 | 34 Windsor House |
| ADDRESS2 | Delph Lane |
| ADDRESS3 | — |
| POSTCODE | L35 7JF |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 64 |
| POTENTIAL ENERGY EFFICIENCY | 70 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2024-06-11 |
| LOCAL AUTHORITY | E08000011 |
| CONSTITUENCY | E14001510 |
| COUNTY | — |
| LODGEMENT DATE | 2025-02-05 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 68 |
| ENVIRONMENT IMPACT POTENTIAL | 73 |
| ENERGY CONSUMPTION CURRENT | 225 |
| ENERGY CONSUMPTION POTENTIAL | 192 |
| CO2 EMISSIONS CURRENT | 2.6 |
| CO2 EMISS CURR PER FLOOR AREA | 38 |
| CO2 EMISSIONS POTENTIAL | 2.2 |
| LIGHTING COST CURRENT | 94 |
| LIGHTING COST POTENTIAL | 94 |
| HEATING COST CURRENT | 758 |
| HEATING COST POTENTIAL | 577 |
| HOT WATER COST CURRENT | 372 |
| HOT WATER COST POTENTIAL | 372 |
| TOTAL FLOOR AREA | 69 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 3 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 78 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Poor |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | (another dwelling below) |
| 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, filled cavity |
| WALLS ENERGY EFF | Average |
| WALLS ENV EFF | Average |
| 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 | Ground source heat pump, radiators, electric |
| MAINHEAT ENERGY EFF | Poor |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer and room thermostat |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Low energy lighting in 78% 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 |
| UNHEATED CORRIDOR LENGTH | 9.26 |
| FLOOR HEIGHT | 2.4 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 34 Windsor House, Delph Lane |
| LOCAL AUTHORITY LABEL | Knowsley |
| CONSTITUENCY LABEL | St Helens South and Whiston |
| POSTTOWN | Whiston |
| CONSTRUCTION AGE BAND | England and Wales: 1967-1975 |
| LODGEMENT DATETIME | 2025-02-05 10:54:59 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 9 |
| LOW ENERGY FIXED LIGHT COUNT | 7 |
| UPRN | 40078762 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000002 |
| Address display | — |
| Nation | ew |