Energy Performance Certificate
Flat 20, Portman House, HA5 1RJ
Energy rating
Current: 84 B | Potential: 85 B
Environmental impact (CO₂)
Current: 86
| Potential: 87
| Field | Value |
|---|---|
| LMK KEY | 2161-1196-6111-2180-2152 |
| ADDRESS1 | Flat 20 |
| ADDRESS2 | Portman House |
| ADDRESS3 | — |
| POSTCODE | HA5 1RJ |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 84 |
| POTENTIAL ENERGY EFFICIENCY | 85 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Mid-Terrace |
| INSPECTION DATE | 2025-02-07 |
| LOCAL AUTHORITY | E09000017 |
| CONSTITUENCY | E14001454 |
| COUNTY | — |
| LODGEMENT DATE | 2025-02-09 |
| TRANSACTION TYPE | Marketed sale |
| ENVIRONMENT IMPACT CURRENT | 86 |
| ENVIRONMENT IMPACT POTENTIAL | 87 |
| ENERGY CONSUMPTION CURRENT | 103 |
| ENERGY CONSUMPTION POTENTIAL | 95 |
| CO2 EMISSIONS CURRENT | 1.1 |
| CO2 EMISS CURR PER FLOOR AREA | 17 |
| CO2 EMISSIONS POTENTIAL | 1 |
| LIGHTING COST CURRENT | 76 |
| LIGHTING COST POTENTIAL | 76 |
| HEATING COST CURRENT | 124 |
| HEATING COST POTENTIAL | 124 |
| HOT WATER COST CURRENT | 309 |
| HOT WATER COST POTENTIAL | 270 |
| TOTAL FLOOR AREA | 63 |
| ENERGY TARIFF | Unknown |
| MAINS GAS FLAG | N |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Time and temperature zone control |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | double glazing installed during or after 2002 |
| GLAZED AREA | Normal |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 3 |
| NUMBER HEATED ROOMS | 3 |
| LOW ENERGY LIGHTING | 100 |
| 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, as built, insulated (assumed) |
| 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 | (another dwelling above) |
| ROOF ENERGY EFF | N/A |
| ROOF ENV EFF | N/A |
| MAINHEAT DESCRIPTION | Air source heat pump, underfloor, electric |
| MAINHEAT ENERGY EFF | Poor |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Time and temperature zone control |
| MAINHEATC ENERGY EFF | Very Good |
| MAINHEATC ENV EFF | Very Good |
| LIGHTING DESCRIPTION | Low energy lighting in all 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 | 9.22 |
| FLOOR HEIGHT | 2.33 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | Flat 20, Portman House |
| LOCAL AUTHORITY LABEL | Hillingdon |
| CONSTITUENCY LABEL | Ruislip, Northwood and Pinner |
| POSTTOWN | PINNER |
| CONSTRUCTION AGE BAND | England and Wales: 2012 onwards |
| LODGEMENT DATETIME | 2025-02-09 11:07:39 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 18 |
| LOW ENERGY FIXED LIGHT COUNT | 18 |
| UPRN | 10091100532 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |