Energy Performance Certificate

Flat E, 1 Eaton Square, SW1W 9DA

EPC Report

Energy rating

Current: 79 C | Potential: 79 C
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 79 C Current: 79 C 79 C Potential: 79 C

Environmental impact (CO₂)

Current: 76 | Potential: 76
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 76 Current: 76 76 Potential: 76
Field Value
LMK KEY ad1d524b4cc82f3670d9c9da1fca1a0567780247d8ac7497b7c770cb5909a74b
ADDRESS1 Flat E
ADDRESS2 1 Eaton Square
ADDRESS3
POSTCODE SW1W 9DA
BUILDING REFERENCE NUMBER 10008835253
CURRENT ENERGY RATING C
POTENTIAL ENERGY RATING C
CURRENT ENERGY EFFICIENCY 79
POTENTIAL ENERGY EFFICIENCY 79
PROPERTY TYPE Flat
BUILT FORM Not Recorded
INSPECTION DATE 2026-02-26
LOCAL AUTHORITY E09000033
CONSTITUENCY E14001172
COUNTY
LODGEMENT DATE 2026-02-27
TRANSACTION TYPE marketed sale
ENVIRONMENT IMPACT CURRENT 76
ENVIRONMENT IMPACT POTENTIAL 76
ENERGY CONSUMPTION CURRENT 88
ENERGY CONSUMPTION POTENTIAL 88
CO2 EMISSIONS CURRENT 4.8
CO2 EMISS CURR PER FLOOR AREA 16
CO2 EMISSIONS POTENTIAL 4.8
LIGHTING COST CURRENT 119
LIGHTING COST POTENTIAL 119
HEATING COST CURRENT 1358
HEATING COST POTENTIAL 1358
HOT WATER COST CURRENT 259
HOT WATER COST POTENTIAL 259
TOTAL FLOOR AREA 299.0
ENERGY TARIFF Unknown
MAINS GAS FLAG Y
FLOOR LEVEL 02
FLAT TOP STOREY N
FLAT STOREY COUNT 5.0
MAIN HEATING CONTROLS
MULTI GLAZE PROPORTION 100
GLAZED TYPE
GLAZED AREA
EXTENSION COUNT 2
NUMBER HABITABLE ROOMS 6
NUMBER HEATED ROOMS 6
LOW ENERGY LIGHTING 100
NUMBER OPEN FIREPLACES 2
HOTWATER DESCRIPTION From main system
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 Poor
WINDOWS ENV EFF Poor
WALLS DESCRIPTION Solid brick, as built, no insulation (assumed)
WALLS ENERGY EFF Poor
WALLS ENV EFF Poor
SECONDHEAT DESCRIPTION Room heaters, mains gas
SHEATING ENERGY EFF N/A
SHEATING ENV EFF N/A
ROOF DESCRIPTION (another dwelling above)
ROOF ENERGY EFF N/A
ROOF ENV EFF N/A
MAINHEAT DESCRIPTION Boiler and radiators, mains gas
MAINHEAT ENERGY EFF 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 mains gas (not community)
WIND TURBINE COUNT 0
HEAT LOSS CORRIDOR heated corridor
UNHEATED CORRIDOR LENGTH
FLOOR HEIGHT 3.15
PHOTO SUPPLY 0.0
SOLAR WATER HEATING FLAG N
MECHANICAL VENTILATION
ADDRESS Flat E, 1 Eaton Square
LOCAL AUTHORITY LABEL Westminster
CONSTITUENCY LABEL
POSTTOWN LONDON
CONSTRUCTION AGE BAND England and Wales: before 1900
LODGEMENT DATETIME 2026-02-27 18:31:30
TENURE Owner-occupied
FIXED LIGHTING OUTLETS COUNT 42
LOW ENERGY FIXED LIGHT COUNT
UPRN 10033569668
UPRN SOURCE Energy Assessor
REPORT TYPE 100
Address display
Nation ew