Energy Performance Certificate
Holly Lodge 15, Windmill Road, Mortimer Common, RG7 3RN
Energy rating
Current: 85 B | Potential: 91 B
Environmental impact (CO₂)
Current: 97
| Potential: 99
| Field | Value |
|---|---|
| LMK KEY | 2430-1075-2372-8736-1270 |
| ADDRESS1 | Holly Lodge 15 |
| ADDRESS2 | Windmill Road |
| ADDRESS3 | Mortimer Common |
| POSTCODE | RG7 3RN |
| BUILDING REFERENCE NUMBER | — |
| CURRENT ENERGY RATING | B |
| POTENTIAL ENERGY RATING | B |
| CURRENT ENERGY EFFICIENCY | 85 |
| POTENTIAL ENERGY EFFICIENCY | 91 |
| PROPERTY TYPE | House |
| BUILT FORM | Semi-Detached |
| INSPECTION DATE | 2026-02-27 |
| LOCAL AUTHORITY | E06000037 |
| CONSTITUENCY | E14001439 |
| COUNTY | — |
| LODGEMENT DATE | 2026-02-27 |
| TRANSACTION TYPE | New dwelling |
| ENVIRONMENT IMPACT CURRENT | 97 |
| ENVIRONMENT IMPACT POTENTIAL | 99 |
| ENERGY CONSUMPTION CURRENT | 32 |
| ENERGY CONSUMPTION POTENTIAL | 17 |
| CO2 EMISSIONS CURRENT | 0.4 |
| CO2 EMISS CURR PER FLOOR AREA | 3.1 |
| CO2 EMISSIONS POTENTIAL | 0.1 |
| LIGHTING COST CURRENT | 65 |
| LIGHTING COST POTENTIAL | 65 |
| HEATING COST CURRENT | 361 |
| HEATING COST POTENTIAL | 361 |
| HOT WATER COST CURRENT | 277 |
| HOT WATER COST POTENTIAL | 277 |
| TOTAL FLOOR AREA | 119 |
| ENERGY TARIFF | standard tariff |
| MAINS GAS FLAG | — |
| FLOOR LEVEL | 1 |
| 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 | Very Good |
| FLOOR DESCRIPTION | Average thermal transmittance 0.18 W/m²K |
| FLOOR ENERGY EFF | Very Good |
| FLOOR ENV EFF | Very Good |
| WINDOWS DESCRIPTION | High performance glazing |
| WINDOWS ENERGY EFF | Good |
| WINDOWS ENV EFF | 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 | Average thermal transmittance 0.14 W/m²K |
| ROOF ENERGY EFF | Very Good |
| ROOF ENV EFF | Very Good |
| MAINHEAT DESCRIPTION | Air source heat pump ,radiators, electric |
| MAINHEAT ENERGY EFF | Very Good |
| MAINHEAT ENV EFF | Very Good |
| MAINHEATCONT DESCRIPTION | Programmer, room thermostat and TRVs |
| MAINHEATC ENERGY EFF | Good |
| MAINHEATC ENV EFF | Good |
| LIGHTING DESCRIPTION | Excellent lighting efficiency |
| LIGHTING ENERGY EFF | Very Good |
| LIGHTING ENV EFF | Very Good |
| MAIN FUEL | Electricity: electricity, unspecified tariff |
| WIND TURBINE COUNT | — |
| HEAT LOSS CORRIDOR | — |
| UNHEATED CORRIDOR LENGTH | — |
| FLOOR HEIGHT | 2.61549115 |
| PHOTO SUPPLY | — |
| SOLAR WATER HEATING FLAG | — |
| MECHANICAL VENTILATION | — |
| ADDRESS | Holly Lodge 15, Windmill Road, Mortimer Common |
| LOCAL AUTHORITY LABEL | West Berkshire |
| CONSTITUENCY LABEL | Reading West and Mid Berkshire |
| POSTTOWN | Reading |
| CONSTRUCTION AGE BAND | England and Wales: before 1900 |
| LODGEMENT DATETIME | 2026-02-27 14:17:41 |
| TENURE | unknown |
| FIXED LIGHTING OUTLETS COUNT | 17 |
| LOW ENERGY FIXED LIGHT COUNT | 17 |
| UPRN | 10095676374 |
| UPRN SOURCE | Address Matched |
| REPORT TYPE | 3 |
| Source file | certificates-2026.csv |
| COUNTRY | England |
| REGION | E12000008 |
| Address display | — |
| Nation | ew |