Energy Performance Certificate
D401, Cobalt House, St Thomas Street, BS1 6QL
Energy rating
Current: 84 B | Potential: 84 B
Environmental impact (CO₂)
Current: 94
| Potential: 94
| Field | Value |
|---|---|
| LMK KEY | 2135-7836-9000-0807-9222 |
| ADDRESS1 | D401 |
| ADDRESS2 | Cobalt House |
| ADDRESS3 | St Thomas Street |
| POSTCODE | BS1 6QL |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 84 |
| POTENTIAL ENERGY EFFICIENCY | 84 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2025-06-23 |
| LOCAL AUTHORITY | E06000023 |
| CONSTITUENCY | E14001131 |
| COUNTY | — |
| LODGEMENT DATE | 2025-06-23 |
| TRANSACTION TYPE | None of the above |
| ENVIRONMENT IMPACT CURRENT | 94 |
| ENVIRONMENT IMPACT POTENTIAL | 94 |
| ENERGY CONSUMPTION CURRENT | 69 |
| ENERGY CONSUMPTION POTENTIAL | 69 |
| CO2 EMISSIONS CURRENT | 0.4 |
| CO2 EMISS CURR PER FLOOR AREA | 8 |
| CO2 EMISSIONS POTENTIAL | 0.4 |
| LIGHTING COST CURRENT | 57 |
| LIGHTING COST POTENTIAL | 57 |
| HEATING COST CURRENT | 155 |
| HEATING COST POTENTIAL | 155 |
| HOT WATER COST CURRENT | 133 |
| HOT WATER COST POTENTIAL | 133 |
| TOTAL FLOOR AREA | 51 |
| ENERGY TARIFF | standard tariff |
| MAINS GAS FLAG | — |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Flat rate charging, programmer 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 | Community scheme |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Very Good |
| FLOOR DESCRIPTION | (other premises below) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | High performance glazing |
| WINDOWS ENERGY EFF | Very Good |
| WINDOWS ENV EFF | Very Good |
| WALLS DESCRIPTION | Average thermal transmittance 0.18 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 | (other premises above) |
| ROOF ENERGY EFF | N/A |
| ROOF ENV EFF | N/A |
| MAINHEAT DESCRIPTION | Community scheme |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Flat rate charging, programmer and TRVs |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Low energy lighting in all fixed outlets |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | — |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.8 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | — |
| MECHANICAL VENTILATION | — |
| ADDRESS | D401, Cobalt House, St Thomas Street |
| LOCAL AUTHORITY LABEL | Bristol, City of |
| CONSTITUENCY LABEL | Bristol Central |
| POSTTOWN | Bristol |
| CONSTRUCTION AGE BAND | 2022 |
| LODGEMENT DATETIME | 2025-06-23 16:32:19 |
| TENURE | unknown |
| FIXED LIGHTING OUTLETS COUNT | 10 |
| LOW ENERGY FIXED LIGHT COUNT | 10 |
| UPRN | 389781 |
| UPRN SOURCE | Address Matched |
| REPORT TYPE | 3 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000009 |
| Address display | — |
| Nation | ew |