Energy Performance Certificate
7 Walnut Walk, Marham, PE33 9JE
Energy rating
Current: 89 B | Potential: 91 B
Environmental impact (CO₂)
Current: 96
| Potential: 97
| Field | Value |
|---|---|
| LMK KEY | 2248-3052-5206-1295-2204 |
| ADDRESS1 | 7 Walnut Walk |
| ADDRESS2 | Marham |
| ADDRESS3 | — |
| POSTCODE | PE33 9JE |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 89 |
| POTENTIAL ENERGY EFFICIENCY | 91 |
| PROPERTY TYPE | Bungalow |
| BUILT FORM | Detached |
| INSPECTION DATE | 2025-06-24 |
| LOCAL AUTHORITY | E07000146 |
| CONSTITUENCY | E14001497 |
| COUNTY | — |
| LODGEMENT DATE | 2025-07-29 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 96 |
| ENVIRONMENT IMPACT POTENTIAL | 97 |
| ENERGY CONSUMPTION CURRENT | 48 |
| ENERGY CONSUMPTION POTENTIAL | 44 |
| CO2 EMISSIONS CURRENT | 0.4 |
| CO2 EMISS CURR PER FLOOR AREA | 3 |
| CO2 EMISSIONS POTENTIAL | 0.3 |
| LIGHTING COST CURRENT | 100 |
| LIGHTING COST POTENTIAL | 100 |
| HEATING COST CURRENT | 1262 |
| HEATING COST POTENTIAL | 1160 |
| HOT WATER COST CURRENT | 557 |
| HOT WATER COST POTENTIAL | 558 |
| TOTAL FLOOR AREA | 128 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 5 |
| NUMBER HEATED ROOMS | 5 |
| LOW ENERGY LIGHTING | 77 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Average |
| HOT WATER ENV EFF | Very Good |
| 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, filled cavity |
| WALLS ENERGY EFF | Good |
| WALLS ENV EFF | Good |
| SECONDHEAT DESCRIPTION | Room heaters, wood pellets |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 350 mm loft insulation |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Air source heat pump, radiators, electric |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very Good |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Average |
| LIGHTING ENV EFF | Average |
| MAIN FUEL | electricity (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.5 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 7 Walnut Walk, Marham |
| LOCAL AUTHORITY LABEL | King's Lynn and West Norfolk |
| CONSTITUENCY LABEL | South West Norfolk |
| POSTTOWN | KING'S LYNN |
| CONSTRUCTION AGE BAND | England and Wales: 1967-1975 |
| LODGEMENT DATETIME | 2025-07-29 16:22:25 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 13 |
| LOW ENERGY FIXED LIGHT COUNT | 10 |
| UPRN | 100090990181 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |