Energy Performance Certificate
39 Devonshire House, Alma Street, NN5 5LY
Energy rating
Current: 57 D | Potential: 69 C
Environmental impact (CO₂)
Current: 52
| Potential: 68
| Field | Value |
|---|---|
| LMK KEY | 2100-0935-0922-5697-3463 |
| ADDRESS1 | 39 Devonshire House |
| ADDRESS2 | Alma Street |
| ADDRESS3 | — |
| POSTCODE | NN5 5LY |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | C |
| CURRENT ENERGY EFFICIENCY | 57 |
| POTENTIAL ENERGY EFFICIENCY | 69 |
| PROPERTY TYPE | Flat |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2026-04-17 |
| LOCAL AUTHORITY | E06000062 |
| CONSTITUENCY | E14001407 |
| COUNTY | — |
| LODGEMENT DATE | 2026-04-30 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 52 |
| ENVIRONMENT IMPACT POTENTIAL | 68 |
| ENERGY CONSUMPTION CURRENT | 386 |
| ENERGY CONSUMPTION POTENTIAL | 256 |
| CO2 EMISSIONS CURRENT | 3.2 |
| CO2 EMISS CURR PER FLOOR AREA | 71 |
| CO2 EMISSIONS POTENTIAL | 2.1 |
| LIGHTING COST CURRENT | 41 |
| LIGHTING COST POTENTIAL | 41 |
| HEATING COST CURRENT | 827 |
| HEATING COST POTENTIAL | 526 |
| HOT WATER COST CURRENT | 165 |
| HOT WATER COST POTENTIAL | 165 |
| TOTAL FLOOR AREA | 45 |
| ENERGY TARIFF | dual |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 3 |
| FLAT TOP STOREY | Y |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Flat rate charging, room thermostat only |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 0 |
| NUMBER HABITABLE ROOMS | 2 |
| NUMBER HEATED ROOMS | 2 |
| LOW ENERGY LIGHTING | 100 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | Community scheme |
| HOT WATER ENERGY EFF | Good |
| 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 | Average |
| WINDOWS ENV EFF | Average |
| WALLS DESCRIPTION | System built, as built, no insulation (assumed) |
| 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 | Flat, no insulation |
| ROOF ENERGY EFF | Very Poor |
| ROOF ENV EFF | Very Poor |
| MAINHEAT DESCRIPTION | Community scheme |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Flat rate charging, room thermostat only |
| MAINHEATC ENERGY EFF | Poor |
| MAINHEATC ENV EFF | Poor |
| LIGHTING DESCRIPTION | Good lighting efficiency |
| LIGHTING ENERGY EFF | Good |
| LIGHTING ENV EFF | Good |
| MAIN FUEL | mains gas (community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | no corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.21 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 39 Devonshire House, Alma Street |
| LOCAL AUTHORITY LABEL | West Northamptonshire |
| CONSTITUENCY LABEL | Northampton South |
| POSTTOWN | NORTHAMPTON |
| CONSTRUCTION AGE BAND | England and Wales: 1950-1966 |
| LODGEMENT DATETIME | 2026-04-30 15:27:55 |
| TENURE | rented (social) |
| FIXED LIGHTING OUTLETS COUNT | 6 |
| LOW ENERGY FIXED LIGHT COUNT | 6 |
| UPRN | 15084086 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000004 |
| Address display | — |
| Nation | ew |