Energy Performance Certificate
Flat 12, Union House
SE18 6LS
LONDON
Current
B
85
Potential
B
85
At a Glance
About This Property
This semi-detached flat is located in LONDON, SE18 6LS. The property offers 70m² (753 sq ft) of modest-sized living space with 3 habitable rooms. It is a modern property built in the 2000s. With an EPC rating of B (85/100), this property is highly energy efficient, placing it in the top tier of UK homes. Underfloor heating provides even heat distribution and works particularly well with heat pumps due to the lower water temperatures required. The property has modern timber frame or system-built walls, which typically offer good insulation properties when properly maintained. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £391, comprising £123 for heating, £196 for hot water, and £72 for lighting. The property produces 1.8 tonnes of CO2 per year, which is very low for a UK home.
How Does Flat 12 Compare?
With an energy efficiency score of 85/100, this LONDON property is excellent, ranking in the top 15% nationally. Annual energy costs of £391 are approximately £1409 below the UK average of £1800, representing significant savings. CO2 emissions of 1.8 tonnes/year are less than half the UK household average, making this an environmentally friendly choice.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the SE18 postcode district.
How This Property Compares
vs UK Average
vs LONDON
vs SE18
National Ranking: With an EPC score of 85/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £153/year less than the LONDON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 13 Sept 2021
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Property Information
Full Address
Flat 12
Union House
11 Bunton Street
SE18 6LS
LONDON
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 2007-2011
Floor Area
70.0 m²
3.0 total rooms
3.0 heated
Tenure
Owner-occupied
Efficiency Score
85 / 100
Potential: 85
CO₂ Emissions
1.8 tonnes/year
26 kg/m²
Energy Consumption
153 kWh/m²/year
Last Inspected
13 Sept 2021
marketed sale
About LONDON
LONDON is situated in South East London, London. Properties in LONDON have an average EPC rating of D (score 64/100). This property performs better than most homes in the area. Heating costs are £421 below the LONDON average, offering good value. The SE18 postcode district contains over 31600 registered properties. As a modern build, this property benefits from contemporary construction standards and improved energy efficiency requirements.
Location & Nearby Area
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Annual Energy Costs
Heating
Electric underfloor heating
£123.0/yr
Hot Water
£196.0/yr
Save £30/yr
Lighting
100.0% low energy
£72.0/yr
Building Elements
Walls
System built, as built, insulated (assumed)
Roof
(another dwelling above)
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Electric underfloor heating
Main Fuel
electricity (not community)
Lighting
Low energy lighting in all fixed outlets
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📊 Compare with UK-Wide Property Data
See how this property compares to national averages. Explore energy efficiency trends, top-rated areas, and comprehensive UK property statistics.
View UK Property Insights →Nearby Schools
Within 3 miles of this property
Saint Mary Magdalene Church of England All Through School
All-throughLast inspected: May 2018
Mulgrave Primary School
PrimaryLast inspected: May 2023
St Peter's Catholic Primary School
PrimaryLast inspected: Mar 2023
Cardwell Primary School
PrimaryLast inspected: Jun 2014
Foxfield Primary School
PrimaryLast inspected: Jul 2023
Nightingale Primary School
PrimaryLast inspected: Jan 2022
Woodhill Primary School
PrimaryLast inspected: Dec 2019
Heronsgate Primary School
PrimaryLast inspected: Dec 2022
About school ratings: Ofsted ratings range from Outstanding to Inadequate. These ratings are based on inspections of teaching quality, leadership, pupil behavior, and safety. Note that school catchment areas vary - check with the school or local council for admission details.
Data source: School information from Get Information About Schools (GIAS). Distances are approximate. Always verify school catchment areas directly with the school or local education authority.
Broadband & Connectivity
Average download speed: 165 Mbps
Download Speed
Upload Speed
Available Providers
What do these speeds mean? 10-30 Mbps: Good for browsing and streaming. 30-100 Mbps: Great for multiple users and HD streaming. 100-300 Mbps: Excellent for 4K streaming and gaming. 300+ Mbps: Perfect for large households and heavy internet use.
Data source: Broadband speeds are from Ofcom Connected Nations 2025 report (July 2025 release). Data shows typical speeds available in this postcode area. Actual speeds at this specific property may vary depending on line quality, distance from exchange, and chosen provider. Always verify availability with providers before committing.
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About this EPC: Energy Performance Certificates are valid for 10 years and are required when a property is built, sold, or rented. Learn more about EPCs or book an EPC assessment.
Cost estimates are approximate and actual savings may vary. Find local tradesmen to get accurate quotes for improvements.
Data Sources: This report contains public sector information licensed under the Open Government Licence v3.0.
Data from: UK Energy Performance Certificate Register, HM Land Registry Price Paid Data, and Police.uk crime statistics.