Home Checkup
⚠️ High Energy Cost Property

Energy Performance Certificate

Flat 27 Nash House, Prospect Hill

E17 3EW

LONDON

Current

G

9

Potential

G

19

This G-Rated Property Costs Significantly More to Run

This Property

£1,622

estimated per year

UK Average

£1,800

per year

After Improvements

£1,308

potential per year

💰 Government Grants Available for This Property

🏛️ BUS Grant

£7,500

Off the cost of an air source heat pump. Available now — limited places.

Check Eligibility →

🏠 ECO4 Scheme

Free

Free insulation & heating upgrades for eligible households on benefits or low income.

Check Eligibility →

📉 0% VAT

Save ~20%

Zero VAT on heat pumps, insulation, and solar panels until 2027. Applies automatically.

Get Solar Quote →

How to Improve This G-Rated Property

With the right upgrades, this property could reach a G rating — saving up to £314 per year. Improvements are ranked by return on investment.

My Priority Is...

Showing quick wins with fastest payback first

💰 Save £1,051/year

With 5 selected upgrades

Journey to A
GA
39,000
Property Value Boost
Investment
£17,000
Payback
~16 yrs
Current Costs
£1,622/yr
🔮

Future Energy Price Simulator

Drag to see how rising prices affect your savings

0%
Today's Prices
Today+10%+20%+30%+40%+50%

Your Savings Today

£1,051/yr

£10,510 over 10 years

Move slider to see

£1,051/yr

£10,510 over 10 years

Build Your Upgrade Plan

Sorted by best return on investment (quick wins first)

1
🏗️

Loft Insulation

Your roof is rated Very Poor. Cheapest upgrade with fastest payback — top up to 270mm.

Save £200/yrPayback: ~5 years+3 EPC points
£1,000
Cost
2
🧱

Cavity Wall Insulation

Your walls are rated Poor. Cavity fill is quick and cost-effective.

Save £250/yrPayback: ~8 years+4 EPC points
£2,000
Cost
3
🔥

New A-Rated Boiler

Your heating is rated Very Poor. Compare local boiler installers.

Save £137/yrPayback: ~26 years+5 EPC points
£3,500
Cost
4
🌱

Air Source Heat Pump

Ultra-efficient heating with £7,500 government grant. OVO: MCS certified installation.

Save £314/yrPayback: ~11 years+10 EPC points
🏛️ £7,500 BUS Grant Available
£3,500
£11,000
Cost
5
🪟

Double Glazing

Your windows are rated Very Poor. Modern A-rated double glazing reduces drafts and heat loss.

Save £150/yrPayback: ~47 years+2 EPC points
£7,000
Cost

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Why Does This Property Have a G Rating?

This terraced maisonette is located in LONDON, E17 3EW. The property offers 56m² (603 sq ft) of modest-sized living space with 4 habitable rooms. It is a post-war property from the mid-20th century. Currently rated G (9/100) for energy efficiency, this property would benefit significantly from energy improvements. The walls feature cavity wall insulation for improved thermal efficiency. The pitched roof lacks adequate insulation. Topping up loft insulation to 270mm (the recommended depth) typically costs £300-£500 and could save £150-£250 annually, with the investment often paying for itself within 2-3 years. Single glazing is a significant source of heat loss, accounting for up to 25% of a home's heat escaping through windows. Upgrading to double glazing typically costs £400-£600 per window but improves thermal comfort and can reduce noise by up to 30dB. Estimated annual energy costs are £1622, comprising £1144 for heating, £432 for hot water, and £46 for lighting. The property produces 5.8 tonnes of CO2 per year, which is moderate for a UK home.

Energy Efficiency Rating

📊 Official EPC Register Data
A92-100
B81-91
C69-80
D55-68
E39-54
F21-38
G1-20
Current

Current Rating

G(9 points)

Achievable Rating

G(19 points)

With recommended improvements

Based on assessment dated 10 Jan 2011

What's Causing the Poor Energy Rating?

The EPC assessor rated each element of this property. Poor and average ratings are the biggest opportunities for improvement.

🧱 Walls

Cavity wall, as built, no insulation (assumed)

Poor

🏗️ Roof

Pitched, no insulation (assumed)

Very Poor

🪟 Windows

Single glazed

Very Poor

📦 Floor

(other premises below)

🔥 Heating

No system present: electric heaters assumed

Very Poor

🚿 Hot Water

NaN

Very Poor

💡 Lighting

44.0% low energy — Low energy lighting in 44% of fixed outlets

Average

Property Information

📍

Full Address

Flat 27 Nash House

Prospect Hill

E17 3EW

LONDON

🏠

Property Type

Maisonette

Mid-Terrace

📅

Construction Age

England and Wales: 1950-1966

📐

Floor Area

56.0

4.0 total rooms

🌍

CO₂ Emissions

5.8 tonnes/year

104 kg/m²

📊

Energy Consumption

689 kWh/m²/year

G-Rated Properties in LONDON

LONDON properties with G ratings are among the least energy efficient in the area. Properties in this postcode district (E17) that have undergone improvement works have seen significant increases in EPC ratings and corresponding reductions in energy bills.

🗺️

Location & Nearby Area

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Annual Running Costs — Current vs Potential

🔥 Heating

No system present: electric heaters assumed

£1144 /yr

Save £137/yr with improvements

🚿 Hot Water

£432 /yr

Save £177/yr with improvements

💡 Lighting

44.0% low energy

£46 /yr

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🏫

Nearby Schools

Within 3 miles of this property

Emmanuel Community School

Primary
📍0.2 miles awayE17 3BN

Last inspected: Dec 2018

Good

Our Lady and St George's Catholic Primary School

Primary
📍0.2 miles awayE17 3EA

Last inspected: Jan 2020

Good

Holy Family Catholic School

Secondary
📍0.2 miles awayE17 3EA

Last inspected: Mar 2023

Good

Walthamstow School for Girls

Secondary
📍0.2 miles awayE17 9RZ

Last inspected: Jun 2018

Outstanding

The Woodside Primary Academy

Primary
📍0.4 miles awayE17 3JX

Last inspected: May 2023

Outstanding

St Mary's CofE Primary School

Primary
📍0.4 miles awayE17 9HJ

Last inspected: Mar 2022

Outstanding

Henry Maynard Primary School

Primary
📍0.4 miles awayE17 9JE

Last inspected: Sept 2023

Good

Frederick Bremer School

Secondary
📍0.6 miles awayE17 4EY

Last inspected: Feb 2019

Good

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

🚀Ultrafast Broadband

Average download speed: 500 Mbps

⚡ Gigabit Available
⬇️

Download Speed

Minimum:30 Mbps
Average:500 Mbps
Maximum:1000 Mbps
⬆️

Upload Speed

Minimum:50 Mbps
Average:200 Mbps
Maximum:200 Mbps

Available Providers

Virgin MediaHyperopticBTSkyTalkTalk

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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Area Safety

Higher Crime745 incidents/month

The surrounding area (1-mile radius) experiences higher crime levels

Most Common Incidents

April 2026
🔊

Anti-social behaviour

178 incidents (24%)

📊

violent crime

168 incidents (23%)

🚗

Vehicle crime

88 incidents (12%)

👜

Theft

63 incidents (8%)

💊

Drugs

47 incidents (6%)

About this data: Crime statistics show incidents reported during April 2026 within a 1-mile radius. Data from Police.uk, updated monthly.

More Properties in E17 3EW

Showing properties in the same postcode. Click to view detailed EPC data for each property.

About this EPC: Energy Performance Certificates are valid for 10 years and are required when a property is built, sold, or rented.

Data Sources: UK Energy Performance Certificate Register, HM Land Registry Price Paid Data, Police.uk crime statistics.

Public sector information licensed under the Open Government Licence v3.0.