Energy Performance Certificate
Flat 4 , 25 Howard Gardens
CF23 0EF
Cardiff
Current
B
81
Potential
B
82
At a Glance
About This Property
This terraced flat is located in Cardiff, CF23 0EF. The property offers 69m² (743 sq ft) of modest-sized living space with 3 habitable rooms. It is a characterful interwar or early 20th century home. With an EPC rating of B (81/100), this property is highly energy efficient, placing it in the top tier of UK homes. The property uses electric storage heaters, which charge overnight on cheaper electricity tariffs. While having low installation costs, running costs are typically higher than gas central heating. A heat pump could reduce electricity use by 60-70%. The loft insulation is rated very good, meeting or exceeding the recommended 270mm depth for optimal thermal performance. Double glazing is installed throughout the property, providing good thermal and acoustic insulation. Estimated annual energy costs are £823, comprising £354 for heating, £323 for hot water, and £146 for lighting. The property produces 2.3 tonnes of CO2 per year, which is low for a UK home.
How Does Flat 4 Compare?
With an energy efficiency score of 81/100, this Cardiff property is excellent, ranking in the top 15% nationally. Annual energy costs of £823 are approximately £977 below the UK average of £1800, representing significant savings. At 2.3 tonnes of CO2 per year, emissions are below the UK average of 4.5 tonnes.
Data source: Comparisons based on UK national statistics from the Department for Energy Security and Net Zero.This property is located in the CF23 postcode district.
How This Property Compares
vs UK Average
vs Cardiff
vs CF23
National Ranking: With an EPC score of 81/100, this property is excellent and performs better than approximately 85% of UK homes for energy efficiency.
Top 15% nationally
Energy Costs: £301/year more than the Cardiff average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
Based on assessment dated 14 Aug 2023
Advertisement
Planning a Move? Get Expert Removals
We Got The Moves are professional removal specialists helping families and businesses move across the UK. Get a free, no-obligation quote today.
Ad • wegotthemove.co.uk
Property Information
Full Address
Flat 4
25 Howard Gardens
CF23 0EF
Cardiff
Property Type
Flat
Mid-Terrace
Construction Age
England and Wales: 1900-1929
Floor Area
69.0 m²
3.0 total rooms
3.0 heated
Tenure
Owner-occupied
Efficiency Score
81 / 100
Potential: 82
CO₂ Emissions
2.3 tonnes/year
33 kg/m²
Energy Consumption
195 kWh/m²/year
Last Inspected
14 Aug 2023
marketed sale
About Cardiff
Cardiff is situated in Cardiff, Wales. Properties in Cardiff have an average EPC rating of D (score 67/100). This property performs better than most homes in the area. The CF23 postcode district contains over 14200 registered properties.
Location & Nearby Area
Scroll to load map
Annual Energy Costs
Heating
Electric storage heaters
£354.0/yr
Hot Water
£323.0/yr
Save £54/yr
Lighting
100.0% low energy
£146.0/yr
Building Elements
Walls
Sandstone or limestone, with internal insulation
Roof
Pitched, 300 mm loft insulation
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Electric storage heaters
Main Fuel
electricity (not community)
Lighting
Low energy lighting in all fixed outlets
Get FREE Quotes in Cardiff
Compare prices from trusted local tradesmen - no obligation, 100% free
Trusted by thousands of UK homeowners
Advertisement
📊 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 →Broadband & Connectivity
Average download speed: 69 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.
Getting Ripped Off by Your Local Tradesman in Cardiff?
Find out with a 100% FREE quote - costs nothing, no obligation
More Properties in the CF23 Area
Explore nearby properties with EPC ratings in the CF23 postcode district
All properties in CF23 • Click to view detailed energy performance data
Related Property Guides
Based on this property's characteristics, these guides might help you:
Advertisement
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.