Energy Performance Certificate
1 Water Row, High Street, SG12 9BW
Energy rating
Current: 55 D | Potential: 66 D
Environmental impact (CO₂)
Current: 49
| Potential: 61
| Field | Value |
|---|---|
| LMK KEY | 2564-3956-9209-1165-9200 |
| ADDRESS1 | 1 Water Row |
| ADDRESS2 | High Street |
| ADDRESS3 | — |
| POSTCODE | SG12 9BW |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | D |
| POTENTIAL ENERGY RATING | D |
| CURRENT ENERGY EFFICIENCY | 55 |
| POTENTIAL ENERGY EFFICIENCY | 66 |
| PROPERTY TYPE | Maisonette |
| BUILT FORM | Not Recorded |
| INSPECTION DATE | 2025-11-26 |
| LOCAL AUTHORITY | E07000242 |
| CONSTITUENCY | E14001283 |
| COUNTY | — |
| LODGEMENT DATE | 2025-11-27 |
| TRANSACTION TYPE | Rental |
| ENVIRONMENT IMPACT CURRENT | 49 |
| ENVIRONMENT IMPACT POTENTIAL | 61 |
| ENERGY CONSUMPTION CURRENT | 273 |
| ENERGY CONSUMPTION POTENTIAL | 201 |
| CO2 EMISSIONS CURRENT | 6.3 |
| CO2 EMISS CURR PER FLOOR AREA | 50 |
| CO2 EMISSIONS POTENTIAL | 4.6 |
| LIGHTING COST CURRENT | 153 |
| LIGHTING COST POTENTIAL | 87 |
| HEATING COST CURRENT | 1860 |
| HEATING COST POTENTIAL | 1353 |
| HOT WATER COST CURRENT | 212 |
| HOT WATER COST POTENTIAL | 213 |
| TOTAL FLOOR AREA | 125 |
| ENERGY TARIFF | Single |
| MAINS GAS FLAG | Y |
| FLOOR LEVEL | 2 |
| FLAT TOP STOREY | N |
| FLAT STOREY COUNT | 1 |
| MAIN HEATING CONTROLS | Programmer and room thermostat |
| MULTI GLAZE PROPORTION | 100 |
| GLAZED TYPE | — |
| GLAZED AREA | — |
| EXTENSION COUNT | 1 |
| NUMBER HABITABLE ROOMS | 4 |
| NUMBER HEATED ROOMS | 4 |
| LOW ENERGY LIGHTING | 50 |
| NUMBER OPEN FIREPLACES | — |
| HOTWATER DESCRIPTION | From main system |
| HOT WATER ENERGY EFF | Good |
| HOT WATER ENV EFF | Good |
| FLOOR DESCRIPTION | (other premises below) |
| FLOOR ENERGY EFF | N/A |
| FLOOR ENV EFF | N/A |
| WINDOWS DESCRIPTION | Full secondary glazing |
| WINDOWS ENERGY EFF | Poor |
| WINDOWS ENV EFF | Poor |
| WALLS DESCRIPTION | Timber frame, 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 | Pitched, no insulation |
| ROOF ENERGY EFF | Very Poor |
| ROOF ENV EFF | Very Poor |
| MAINHEAT DESCRIPTION | Boiler and radiators, mains gas |
| MAINHEAT ENERGY EFF | Good |
| MAINHEAT ENV EFF | Good |
| MAINHEATCONT DESCRIPTION | Programmer and room thermostat |
| MAINHEATC ENERGY EFF | Average |
| MAINHEATC ENV EFF | Average |
| LIGHTING DESCRIPTION | Below average lighting efficiency |
| LIGHTING ENERGY EFF | Poor |
| LIGHTING ENV EFF | Poor |
| MAIN FUEL | mains gas (not community) |
| WIND TURBINE COUNT | 0 |
| HEAT LOSS CORRIDOR | no corridor |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 4 |
| PHOTO SUPPLY | 0 |
| SOLAR WATER HEATING FLAG | N |
| MECHANICAL VENTILATION | natural |
| ADDRESS | 1 Water Row, High Street |
| LOCAL AUTHORITY LABEL | East Hertfordshire |
| CONSTITUENCY LABEL | Hertford and Stortford |
| POSTTOWN | WARE |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2025-11-27 10:37:43 |
| TENURE | owner-occupied |
| FIXED LIGHTING OUTLETS COUNT | 28 |
| LOW ENERGY FIXED LIGHT COUNT | 14 |
| UPRN | 10033099521 |
| UPRN SOURCE | Energy Assessor |
| REPORT TYPE | 2 |
| Source file | certificates-2025.csv |
| COUNTRY | England |
| REGION | E12000006 |
| Address display | — |
| Nation | ew |