Energy Performance Certificate

116 Derwent Drive, SL1 6HW

EPC Report

Energy rating

Current: 57 D | Potential: 77 C
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 57 D Current: 57 D 77 C Potential: 77 C

Environmental impact (CO₂)

Current: 89 | 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 89 Current: 89 90 Potential: 90
Field Value
LMK KEY 2115-4086-1002-0325-8406
ADDRESS1 116 Derwent Drive
ADDRESS2
ADDRESS3
POSTCODE SL1 6HW
BUILDING REFERENCE NUMBER
CURRENT ENERGY RATING D
POTENTIAL ENERGY RATING C
CURRENT ENERGY EFFICIENCY 57
POTENTIAL ENERGY EFFICIENCY 77
PROPERTY TYPE Maisonette
BUILT FORM End-Terrace
INSPECTION DATE 2026-05-29
LOCAL AUTHORITY E06000039
CONSTITUENCY E14001477
COUNTY
LODGEMENT DATE 2026-06-06
TRANSACTION TYPE Rental
ENVIRONMENT IMPACT CURRENT 89
ENVIRONMENT IMPACT POTENTIAL 90
ENERGY CONSUMPTION CURRENT 140
ENERGY CONSUMPTION POTENTIAL 129
CO2 EMISSIONS CURRENT 0.8
CO2 EMISS CURR PER FLOOR AREA 13
CO2 EMISSIONS POTENTIAL 0.7
LIGHTING COST CURRENT 45
LIGHTING COST POTENTIAL 51
HEATING COST CURRENT 940
HEATING COST POTENTIAL 645
HOT WATER COST CURRENT 562
HOT WATER COST POTENTIAL 354
TOTAL FLOOR AREA 62
ENERGY TARIFF Single
MAINS GAS FLAG N
FLOOR LEVEL 3
FLAT TOP STOREY N
FLAT STOREY COUNT 1
MAIN HEATING CONTROLS Appliance thermostats
MULTI GLAZE PROPORTION 100
GLAZED TYPE
GLAZED AREA
EXTENSION COUNT 0
NUMBER HABITABLE ROOMS 3
NUMBER HEATED ROOMS 3
LOW ENERGY LIGHTING 100
NUMBER OPEN FIREPLACES 0
HOTWATER DESCRIPTION Electric immersion, standard tariff
HOT WATER ENERGY EFF Very Poor
HOT WATER ENV EFF Very 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 Cavity wall, with internal insulation
WALLS ENERGY EFF Good
WALLS ENV EFF Good
SECONDHEAT DESCRIPTION None
SHEATING ENERGY EFF N/A
SHEATING ENV EFF N/A
ROOF DESCRIPTION Pitched, 100 mm loft insulation
ROOF ENERGY EFF Average
ROOF ENV EFF Average
MAINHEAT DESCRIPTION Room heaters, electric
MAINHEAT ENERGY EFF Very Poor
MAINHEAT ENV EFF Very Good
MAINHEATCONT DESCRIPTION Appliance thermostats
MAINHEATC ENERGY EFF Good
MAINHEATC ENV EFF Good
LIGHTING DESCRIPTION Good lighting efficiency
LIGHTING ENERGY EFF Good
LIGHTING ENV EFF Good
MAIN FUEL electricity (not community)
WIND TURBINE COUNT 0
HEAT LOSS CORRIDOR no corridor
UNHEATED CORRIDOR LENGTH
FLOOR HEIGHT 2.4
PHOTO SUPPLY 0
SOLAR WATER HEATING FLAG N
MECHANICAL VENTILATION natural
ADDRESS 116 Derwent Drive
LOCAL AUTHORITY LABEL Slough
CONSTITUENCY LABEL Slough
POSTTOWN SLOUGH
CONSTRUCTION AGE BAND England and Wales: 1976-1982
LODGEMENT DATETIME 2026-06-06 08:57:07
TENURE rented (private)
FIXED LIGHTING OUTLETS COUNT 8
LOW ENERGY FIXED LIGHT COUNT 8
UPRN 100080314245
UPRN SOURCE Energy Assessor
REPORT TYPE 2
Source file certificates-2026.csv
COUNTRY England
REGION E12000008
Address display
Nation ew