Energy Performance Certificate
FLAT 9, DORVAL HOUSE
SO15 2NH
SOUTHAMPTON
Current
D
62
Potential
B
81
At a Glance
About This Property
This terraced flat is located in SOUTHAMPTON, SO15 2NH. The property offers 64m² (689 sq ft) of modest-sized living space with 3 habitable rooms. It is a post-war property from the mid-20th century. With an EPC rating of D (62/100), this property is around the UK average for energy efficiency. With recommended improvements, it could achieve a B rating (81/100). The walls feature cavity wall insulation for improved thermal efficiency. Double glazing is installed, though the efficiency rating suggests older units. Modern low-E double glazing can be up to 40% more efficient than units installed before 2002. Estimated annual energy costs are £808, comprising £466 for heating, £252 for hot water, and £90 for lighting. The property produces 2.9 tonnes of CO2 per year, which is low for a UK home.
How Does FLAT 9 Compare?
With an energy efficiency score of 62/100, this SOUTHAMPTON property is around the national average for UK homes. Annual energy costs of £808 are approximately £992 below the UK average of £1800, representing significant savings. At 2.9 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 SO15 postcode district.
How This Property Compares
vs UK Average
vs SOUTHAMPTON
vs SO15
National Ranking: With an EPC score of 62/100, this property is average and performs better than approximately 45% of UK homes for energy efficiency.
Top 55% nationally
Energy Costs: £227/year more than the SOUTHAMPTON average
Energy Efficiency Rating
📊 Official EPC Register DataCurrent Rating
Potential Rating
With recommended improvements
Based on assessment dated 15 Apr 2021
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Property Information
Full Address
FLAT 9
DORVAL HOUSE
SILVERDALE ROAD
SO15 2NH
SOUTHAMPTON
Property Type
Flat
Mid-Terrace
Construction Age
England and Wales: 1950-1966
Floor Area
64.0 m²
3.0 total rooms
3.0 heated
Tenure
Owner-occupied
Efficiency Score
62 / 100
Potential: 81
CO₂ Emissions
2.9 tonnes/year
45 kg/m²
Energy Consumption
267 kWh/m²/year
Last Inspected
15 Apr 2021
marketed sale
About SOUTHAMPTON
SOUTHAMPTON is situated in Hampshire, South East. Properties in SOUTHAMPTON have an average EPC rating of D (score 63/100). The SO15 postcode district contains over 18100 registered properties. Built during the mid-20th century suburban expansion, this property reflects the housing developments common to the SOUTHAMPTON area.
Location & Nearby Area
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Annual Energy Costs
Heating
Room heaters, electric
£466.0/yr
Save £281/yr
Hot Water
£252.0/yr
Save £73/yr
Lighting
29.0% low energy
£90.0/yr
Save £28/yr
Building Elements
Walls
Cavity wall, as built, no insulation (assumed)
Roof
(another dwelling above)
Windows
Fully double glazed
Floor
(another dwelling below)
Heating System
Room heaters, electric
Main Fuel
electricity (not community)
Lighting
Low energy lighting in 29% of fixed outlets
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Your Savings Today
£913/yr
£9,130 over 10 years
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£913/yr
£9,130 over 10 years
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Cavity Wall Insulation
Your walls are rated Poor. Cavity fill is quick and cost-effective.
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Your heating is rated Very Poor. Compare local boiler installers.
Air Source Heat Pump
Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.
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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
Springhill Catholic Primary School
PrimaryLast inspected: Mar 2022
Banister Primary School
PrimaryLast inspected: Nov 2018
St Anne's Catholic School
SecondaryLast inspected: Sept 2022
St Mark's Church of England School
All-throughLast inspected: Oct 2022
Freemantle Church of England Community Academy
PrimaryLast inspected: Oct 2018
Bevois Town Primary School
PrimaryLast inspected: Oct 2018
Mount Pleasant Junior School
PrimaryLast inspected: Jun 2023
Foundry Lane 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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Related Property Guides
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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.