Energy Performance Certificate
3, Portland Road, KT1 2SG
Energy rating
Current: 67 D | Potential: 72 C
Environmental impact (CO₂)
Current: 63
| Potential: 63
| Field | Value |
|---|---|
| LMK KEY | 4236-3237-3100-0829-1292 |
| ADDRESS1 | 3 |
| ADDRESS2 | Portland Road |
| ADDRESS3 | — |
| POSTCODE | KT1 2SG |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 67 |
| POTENTIAL ENERGY EFFICIENCY | 72 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2026-03-11 |
| LOCAL AUTHORITY | E09000021 |
| CONSTITUENCY | E14001312 |
| COUNTY | — |
| LODGEMENT DATE | 2026-03-11 |
| TRANSACTION TYPE | New dwelling |
| ENVIRONMENT IMPACT CURRENT | 63 |
| ENVIRONMENT IMPACT POTENTIAL | 63 |
| ENERGY CONSUMPTION CURRENT | 171 |
| ENERGY CONSUMPTION POTENTIAL | 162 |
| CO2 EMISSIONS CURRENT | 4.2 |
| CO2 EMISS CURR PER FLOOR AREA | 31.4 |
| CO2 EMISSIONS POTENTIAL | 4.1 |
| LIGHTING COST CURRENT | 72 |
| LIGHTING COST POTENTIAL | 72 |
| HEATING COST CURRENT | 1215 |
| HEATING COST POTENTIAL | 1215 |
| HOT WATER COST CURRENT | 204 |
| HOT WATER COST POTENTIAL | 204 |
| TOTAL FLOOR AREA | 133 |
| ENERGY TARIFF | standard tariff |
| MAINS GAS FLAG | — |
| FLOOR LEVEL | — |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 3 |
| MAIN HEATING CONTROLS | Programmer, room thermostat and TRVs |
| 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 |
| HOT WATER ENERGY EFF | Very Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | Average thermal transmittance 0.53 W/m²K |
| FLOOR ENERGY EFF | Poor |
| FLOOR ENV EFF | Poor |
| WINDOWS DESCRIPTION | High performance glazing |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | Good |
| WALLS DESCRIPTION | Average thermal transmittance 1.7 W/m²K |
| WALLS ENERGY EFF | Very Poor |
| WALLS ENV EFF | Very Poor |
| SECONDHEAT DESCRIPTION | None |
| SHEATING ENERGY EFF | N/A |
| SHEATING ENV EFF | N/A |
| ROOF DESCRIPTION | Average thermal transmittance 0.15 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 | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | Gas: mains gas |
| WIND TURBINE COUNT | — |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 3 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | — |
| MECHANICAL VENTILATION | — |
| ADDRESS | 3, Portland Road |
| LOCAL AUTHORITY LABEL | Kingston upon Thames |
| CONSTITUENCY LABEL | Kingston and Surbiton |
| POSTTOWN | Kingston Upon Thames |
| CONSTRUCTION AGE BAND | 2025 |
| LODGEMENT DATETIME | 2026-03-11 21:29:53 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 40 |
| LOW ENERGY FIXED LIGHT COUNT | 40 |
| UPRN | 100023056678 |
| UPRN SOURCE | Address Matched |
| REPORT TYPE | 3 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000007 |
| Address display | — |
| Nation | ew |