Energy Performance Certificate
42 Parr Avenue, Whiston, L35 3BF
Energy rating
Current: 90 B | Potential: 90 B
Environmental impact (CO₂)
Current: 90
| Potential: 90
| Field | Value |
|---|---|
| LMK KEY | 6436-6237-4100-0364-1202 |
| ADDRESS1 | 42 Parr Avenue |
| ADDRESS2 | Whiston |
| ADDRESS3 | — |
| POSTCODE | L35 3BF |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 90 |
| POTENTIAL ENERGY EFFICIENCY | 90 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2026-03-04 |
| LOCAL AUTHORITY | E08000011 |
| CONSTITUENCY | E14001584 |
| COUNTY | — |
| LODGEMENT DATE | 2026-03-04 |
| TRANSACTION TYPE | New dwelling |
| ENVIRONMENT IMPACT CURRENT | 90 |
| ENVIRONMENT IMPACT POTENTIAL | 90 |
| ENERGY CONSUMPTION CURRENT | 59 |
| ENERGY CONSUMPTION POTENTIAL | 59 |
| CO2 EMISSIONS CURRENT | 1.0 |
| CO2 EMISS CURR PER FLOOR AREA | 11.0 |
| CO2 EMISSIONS POTENTIAL | 1.0 |
| LIGHTING COST CURRENT | 54 |
| LIGHTING COST POTENTIAL | 54 |
| HEATING COST CURRENT | 310 |
| HEATING COST POTENTIAL | 310 |
| HOT WATER COST CURRENT | 158 |
| HOT WATER COST POTENTIAL | 158 |
| TOTAL FLOOR AREA | 91 |
| ENERGY TARIFF | standard tariff |
| MAINS GAS FLAG | — |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 3 |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | — |
| NUMBER HABITABLE ROOMS | — |
| NUMBER HEATED ROOMS | — |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | 0 |
| HOTWATER DESCRIPTION | From main system, waste water heat recovery |
| HOT WATER ENERGY EFF | Very Good |
| HOT WATER ENV EFF | Very Good |
| FLOOR DESCRIPTION | Average thermal transmittance 0.16 W/m²K |
| FLOOR ENERGY EFF | Very Good |
| FLOOR ENV EFF | Very Good |
| WINDOWS DESCRIPTION | High performance glazing |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Average thermal transmittance 0.21 W/m²K |
| WALLS ENERGY EFF | Very Good |
| WALLS ENV EFF | Very Good |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Average thermal transmittance 0.13 W/m²K |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Very Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | Gas: mains gas |
| WIND TURBINE COUNT | — |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.4 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | — |
| MECHANICAL VENTILATION | — |
| ADDRESS | 42 Parr Avenue, Whiston |
| LOCAL AUTHORITY LABEL | Knowsley |
| CONSTITUENCY LABEL | Widnes and Halewood |
| POSTTOWN | Knowsley |
| CONSTRUCTION AGE BAND | 2025 |
| LODGEMENT DATETIME | 2026-03-04 08:52:53 |
| TENURE | unknown |
| FIXED LIGHTING OUTLETS COUNT | 26 |
| LOW ENERGY FIXED LIGHT COUNT | 26 |
| UPRN | 40091870 |
| UPRN SOURCE | Address Matched |
| REPORT TYPE | 3 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000002 |
| Address display | — |
| Nation | ew |