Energy Performance Certificate

146 Bishops Rise, AL10 9QB

EPC Report

Energy rating

Current: 56 D | 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 56 D Current: 56 D 79 C Potential: 79 C

Environmental impact (CO₂)

Current: 51 | Potential: 70
Current Potential A 92–100 B 81–91 C 69–80 D 55–68 E 39–54 F 21–38 G 1–20 51 Current: 51 70 Potential: 70
Field Value
LMK KEY 2055-3944-7200-5505-2204
ADDRESS1 146 Bishops Rise
ADDRESS2
ADDRESS3
POSTCODE AL10 9QB
BUILDING REFERENCE NUMBER
CURRENT ENERGY RATING D
POTENTIAL ENERGY RATING C
CURRENT ENERGY EFFICIENCY 56
POTENTIAL ENERGY EFFICIENCY 79
PROPERTY TYPE House
BUILT FORM Mid-Terrace
INSPECTION DATE 2025-10-25
LOCAL AUTHORITY E07000241
CONSTITUENCY E14001573
COUNTY
LODGEMENT DATE 2025-10-25
TRANSACTION TYPE Grant scheme
ENVIRONMENT IMPACT CURRENT 51
ENVIRONMENT IMPACT POTENTIAL 70
ENERGY CONSUMPTION CURRENT 313
ENERGY CONSUMPTION POTENTIAL 183
CO2 EMISSIONS CURRENT 4.3
CO2 EMISS CURR PER FLOOR AREA 57
CO2 EMISSIONS POTENTIAL 2.6
LIGHTING COST CURRENT 78
LIGHTING COST POTENTIAL 51
HEATING COST CURRENT 1049
HEATING COST POTENTIAL 848
HOT WATER COST CURRENT 431
HOT WATER COST POTENTIAL 183
TOTAL FLOOR AREA 75
ENERGY TARIFF Single
MAINS GAS FLAG Y
FLOOR LEVEL
FLAT TOP STOREY N
FLAT STOREY COUNT 2
MAIN HEATING CONTROLS Programmer, room thermostat and TRVs
MULTI GLAZE PROPORTION 100
GLAZED TYPE
GLAZED AREA
EXTENSION COUNT 0
NUMBER HABITABLE ROOMS 4
NUMBER HEATED ROOMS 4
LOW ENERGY LIGHTING 67
NUMBER OPEN FIREPLACES
HOTWATER DESCRIPTION From main system, no cylinder thermostat
HOT WATER ENERGY EFF Average
HOT WATER ENV EFF Average
FLOOR DESCRIPTION Solid, no insulation (assumed)
FLOOR ENERGY EFF N/A
FLOOR ENV EFF N/A
WINDOWS DESCRIPTION Fully double glazed
WINDOWS ENERGY EFF Very Poor
WINDOWS ENV EFF Very Poor
WALLS DESCRIPTION System built, 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 Flat, 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, room thermostat and TRVs
MAINHEATC ENERGY EFF Good
MAINHEATC ENV EFF Good
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
UNHEATED CORRIDOR LENGTH
FLOOR HEIGHT 2.24
PHOTO SUPPLY 0
SOLAR WATER HEATING FLAG N
MECHANICAL VENTILATION natural
ADDRESS 146 Bishops Rise
LOCAL AUTHORITY LABEL Welwyn Hatfield
CONSTITUENCY LABEL Welwyn Hatfield
POSTTOWN HATFIELD
CONSTRUCTION AGE BAND England and Wales: 1950-1966
LODGEMENT DATETIME 2025-10-25 18:17:20
TENURE rented (social)
FIXED LIGHTING OUTLETS COUNT 15
LOW ENERGY FIXED LIGHT COUNT 10
UPRN 200003852819
UPRN SOURCE Energy Assessor
REPORT TYPE 2
Source file certificates-2025.csv
COUNTRY England
REGION E12000006
Address display
Nation ew