Energy Performance Certificate
Flat 7, Ty Onnen
CF14 5BE
CARDIFF
Current
C
79
Potential
C
79
At a Glance
About This Property
This semi-detached flat is located in CARDIFF, CF14 5BE. The property offers 69m² (743 sq ft) of modest-sized living space with 3 habitable rooms. It is a modern property built in the 2000s. The property holds an EPC rating of C (79/100), meeting the government's target standard for energy efficiency. This property benefits from a air source heat pump system, which can deliver 3-4 units of heat for every unit of electricity used. Heat pumps are eligible for the £7,500 Boiler Upgrade Scheme grant, making them increasingly popular for UK homes seeking to reduce carbon emissions. The property has modern timber frame or system-built walls, which typically offer good insulation properties when properly maintained. The property has good loft insulation, though topping up to the recommended 270mm depth could provide additional energy savings. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £1018, comprising £610 for heating, £283 for hot water, and £125 for lighting. The property produces 1.4 tonnes of CO2 per year, which is very low for a UK home.
How Does Flat 7 Compare?
With an energy efficiency score of 79/100, this CARDIFF property is above average, performing better than 60% of UK properties. Annual energy costs of £1018 are approximately £782 below the UK average of £1800, representing significant savings. CO2 emissions of 1.4 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 CF14 postcode district.
How This Property Compares
vs UK Average
vs CARDIFF
vs CF14
National Ranking: With an EPC score of 79/100, this property is good and performs better than approximately 60% of UK homes for energy efficiency.
Top 40% nationally
Energy Costs: £400/year more than the CARDIFF average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 17 Aug 2023
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Property Information
Full Address
Flat 7
Ty Onnen
Llanishen Court
CF14 5BE
CARDIFF
Property Type
Flat
Semi-Detached
Construction Age
England and Wales: 2007-2011
Floor Area
69.0 m²
3.0 total rooms
3.0 heated
Tenure
Rented (social)
Efficiency Score
79 / 100
Potential: 79
CO₂ Emissions
1.4 tonnes/year
21 kg/m²
Energy Consumption
123 kWh/m²/year
Last Inspected
17 Aug 2023
rental
About CARDIFF
CARDIFF is situated in Cardiff, Wales. Properties in CARDIFF have an average EPC rating of D (score 64/100). This property performs better than most homes in the area. The CF14 postcode district contains over 23800 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
Air source heat pump, underfloor, electric
£610.0/yr
Hot Water
£283.0/yr
Lighting
100.0% low energy
£125.0/yr
Building Elements
Walls
Timber frame, as built, insulated (assumed)
Roof
Pitched, insulated (assumed)
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Air source heat pump, underfloor, electric
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
Kewstoke Primary School
PrimaryLast inspected: Jun 2018
Worlebury St Pauls Church School
PrimaryChrist Church Church of England Primary School
PrimaryLast inspected: May 2023
Mary Elton Primary School
PrimaryLast inspected: Mar 2020
Walliscote Primary School
PrimaryLast inspected: Mar 2022
St John the Evangelist Church School
PrimaryLast inspected: May 2019
Corpus Christi Catholic Primary School
PrimaryMilton Park Primary School
PrimaryLast inspected: Jan 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: 500 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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More Properties in the CF14 Area
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Related Property Guides
Based on this property's characteristics, these guides might help you:
Air Source Heat Pumps vs Gas Boilers →
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EPC Requirements for Landlords 2025 →
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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.