Energy Performance Certificate
18 Grasmere Close, HP3 8QZ
Energy rating
Current: 64 D | Potential: 71 C
Environmental impact (CO₂)
Current: 52
| Potential: 61
| Field | Value |
|---|---|
| LMK KEY | 8732-8323-0100-0475-8292 |
| ADDRESS1 | 18 Grasmere Close |
| ADDRESS2 | — |
| ADDRESS3 | — |
| POSTCODE | HP3 8QZ |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 64 |
| POTENTIAL ENERGY EFFICIENCY | 71 |
| PROPERTY TYPE | House |
| BUILT FORM | Detached |
| INSPECTION DATE | 2022-07-15 |
| LOCAL AUTHORITY | E07000096 |
| CONSTITUENCY | E14001278 |
| COUNTY | — |
| LODGEMENT DATE | 2023-02-01 |
| TRANSACTION TYPE | Assessment for Green Deal |
| ENVIRONMENT IMPACT CURRENT | 52 |
| ENVIRONMENT IMPACT POTENTIAL | 61 |
| ENERGY CONSUMPTION CURRENT | 257 |
| ENERGY CONSUMPTION POTENTIAL | 204 |
| CO2 EMISSIONS CURRENT | 5.9 |
| CO2 EMISS CURR PER FLOOR AREA | 46 |
| CO2 EMISSIONS POTENTIAL | 4.7 |
| LIGHTING COST CURRENT | 127 |
| LIGHTING COST POTENTIAL | 127 |
| HEATING COST CURRENT | 1306 |
| HEATING COST POTENTIAL | 1129 |
| HOT WATER COST CURRENT | 148 |
| HOT WATER COST POTENTIAL | 92 |
| TOTAL FLOOR AREA | 129 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | — |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | not defined |
| GLAZED AREA | Much More Than Typical |
| EXTENSION COUNT | 1 |
| 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, no insulation (assumed) |
| 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, as built, no insulation (assumed) |
| WALLS ENERGY EFF | Poor |
| WALLS ENV EFF | Poor |
| SECONDHEAT DESCRIPTION | Room heaters, mains gas |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Pitched, 150 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 | Low energy lighting in 79% of fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 1.5 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 18 Grasmere Close |
| LOCAL AUTHORITY LABEL | Dacorum |
| CONSTITUENCY LABEL | Hemel Hempstead |
| POSTTOWN | HEMEL HEMPSTEAD |
| CONSTRUCTION AGE BAND | England and Wales: 1950-1966 |
| LODGEMENT DATETIME | 2023-02-01 09:47:12 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 19 |
| LOW ENERGY FIXED LIGHT COUNT | 15 |
| UPRN | 100080691154 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2023.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |