Energy Performance Certificate

Apartment 17, 4 Chalkstone Lane, SE10 8HU

EPC Report

Energy rating

Current: 89 B | Potential: 89 B
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 89 B Current: 89 B 89 B Potential: 89 B

Environmental impact (CO₂)

Current: 90 | Potential: 90
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 90 Current: 90 90 Potential: 90
Field Value
LMK KEY 0185-3054-3301-9035-4200
ADDRESS1 Apartment 17
ADDRESS2 4 Chalkstone Lane
ADDRESS3
POSTCODE SE10 8HU
BUILDING REFERENCE NUMBER
CURRENT ENERGY RATING B
POTENTIAL ENERGY RATING B
CURRENT ENERGY EFFICIENCY 89
POTENTIAL ENERGY EFFICIENCY 89
PROPERTY TYPE Flat
BUILT FORM Semi-Detached
INSPECTION DATE 2025-09-08
LOCAL AUTHORITY E09000023
CONSTITUENCY E14001332
COUNTY
LODGEMENT DATE 2025-09-08
TRANSACTION TYPE New dwelling
ENVIRONMENT IMPACT CURRENT 90
ENVIRONMENT IMPACT POTENTIAL 90
ENERGY CONSUMPTION CURRENT 63
ENERGY CONSUMPTION POTENTIAL 63
CO2 EMISSIONS CURRENT 0.8
CO2 EMISS CURR PER FLOOR AREA 11
CO2 EMISSIONS POTENTIAL 0.8
LIGHTING COST CURRENT 82
LIGHTING COST POTENTIAL 82
HEATING COST CURRENT 79
HEATING COST POTENTIAL 79
HOT WATER COST CURRENT 221
HOT WATER COST POTENTIAL 221
TOTAL FLOOR AREA 72
ENERGY TARIFF standard tariff
MAINS GAS FLAG
FLOOR LEVEL 2
FLAT TOP STOREY N
FLAT STOREY COUNT 1
MAIN HEATING CONTROLS Time and temperature zone control
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 Average
HOT WATER ENV EFF 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 0.19 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 Ground source heat pump, underfloor, electric
MAINHEAT ENERGY EFF Poor
MAINHEAT ENV EFF Average
MAINHEATCONT DESCRIPTION Time and temperature zone control
MAINHEATC ENERGY EFF Very Good
MAINHEATC ENV EFF Very Good
LIGHTING DESCRIPTION Low energy lighting in all fixed outlets
LIGHTING ENERGY EFF Very Good
LIGHTING ENV EFF Very Good
MAIN FUEL Electricity: electricity, unspecified tariff
WIND TURBINE COUNT 0
HEAT LOSS CORRIDOR
UNHEATED CORRIDOR LENGTH
FLOOR HEIGHT 2.43
PHOTO SUPPLY
SOLAR WATER HEATING FLAG
MECHANICAL VENTILATION
ADDRESS Apartment 17, 4 Chalkstone Lane
LOCAL AUTHORITY LABEL Lewisham
CONSTITUENCY LABEL Lewisham North
POSTTOWN LONDON
CONSTRUCTION AGE BAND 2025
LODGEMENT DATETIME 2025-09-08 16:00:19
TENURE unknown
FIXED LIGHTING OUTLETS COUNT 8
LOW ENERGY FIXED LIGHT COUNT 8
UPRN 10096955586
UPRN SOURCE Energy Assessor
REPORT TYPE 3
Source file certificates-2025.csv
COUNTRY England
REGION E12000007
Address display
Nation ew