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PROPERTY ENERGY EFFICIENCY CERTIFICATE DETAILS
Roxborough Avenue, ISLEWORTH, TW7 5HQ

Introduction

Energy Performance Certificates (EPCs) are designed to tell you how efficient a building is and provides a rating between A (very efficient) and G which is inefficient. It helps to identify how costly it will be to light and heat a property and what the carbon dioxide emissions are likely to be.

An EPC needs to be provided as part of the process of selling or renting a house and should be availale as soon as the property is marketed. An EPC may only be produced by an approved domestic energy assessor and each certificate is valid for 10 years.

Additionally, an EPC will highlight potential efficiency improvements that could be made to the property, an estimated cost for implementation and the likely savings that can be made as a result. These costs and savings are for a typical household in that property and not specific to you or your family.

Certificates issued for Roxborough Avenue, TW7 5HQ are shown below and the data are updated monthly for England and Wales and quarterly for properties in Scotland.

Data are provided by the Department for Levelling Up, Housing and Communities.

Energy Performance Certificates Generated for Roxborough Avenue, ISLEWORTH, TW7 5HQ
Period Covered: 2008 - 31 January 2025

Address
Inspection Date
Current
Potential
Property Type
Built Form
Constructed
Address
33 Roxborough Avenue
Date
9 Nov 2024
Current
Potential
49
83
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
9 Nov 2024
49
83
9 Nov 2024
49
83
Total Floor Area
98 sq m
Current CO2 Emissions Level
6.0
Potential CO2 Emissions Level
1.6
CO2 per sq m per Year
61
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
2
Address
35 Roxborough Avenue
Date
11 Aug 2013
Current
Potential
57
86
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
11 Aug 2013
57
86
Total Floor Area
90 sq m
Current CO2 Emissions Level
4.6
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
0
Address
43 Roxborough Avenue
Date
11 Jun 2019
Current
Potential
57
85
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
11 Jun 2019
57
85
4 Jun 2009
51
65
Total Floor Area
97 sq m
Current CO2 Emissions Level
4.9
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
50
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
45 Roxborough Avenue
Date
11 Jun 2019
Current
Potential
64
85
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
11 Jun 2019
64
85
17 Mar 2009
50
55
Total Floor Area
97 sq m
Current CO2 Emissions Level
3.9
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
40
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
51 Roxborough Avenue
Date
9 Jun 2011
Current
Potential
59
63
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
9 Jun 2011
59
63
Total Floor Area
122 sq m
Current CO2 Emissions Level
5.0
Potential CO2 Emissions Level
4.2
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
7
Number of Extensions
2
Address
53 Roxborough Avenue
Date
28 Feb 2020
Current
Potential
43
84
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
28 Feb 2020
43
84
Total Floor Area
107 sq m
Current CO2 Emissions Level
6.7
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
63
Mains Gas Available
Yes
Habitable Rooms
6
Number of Extensions
1
Address
57 Roxborough Avenue
Date
12 May 2009
Current
Potential
57
68
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
12 May 2009
57
68
Total Floor Area
131 sq m
Current CO2 Emissions Level
6.1
Potential CO2 Emissions Level
4.7
CO2 per sq m per Year
51
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
67 Roxborough Avenue
Date
14 Jul 2024
Current
Potential
61
84
Property Type
House
Built Form
Semi-Detached
Constructed
1930-1949
+
Certificate History
14 Jul 2024
61
84
Total Floor Area
106 sq m
Current CO2 Emissions Level
4.6
Potential CO2 Emissions Level
1.7
CO2 per sq m per Year
44
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
1
Bands

A
92 - 100
B
81 - 91
C
69 - 80
D
55 -68
E
39 -54
F
54 -38
G
0 - 20

Energy Performance Certificate Notes

There are a number of reasons that certificates are excluded from the dataset;

  • The holder of the energy certificate has 'opted-out' of disclosure
  • The certificate is excluded on the grounds of national security
  • Certificates that are marked as 'cancelled' or 'not for issue'

Certificates are grouped together by the property reference identifier rather than the postal address with a view to showing the history of changes made to properties over time. Sometimes, one property may exist as multiple entries in the table instead and this is as a result of inconsistent building references being used on each prepared certificate.

Contains public sector information licensed under the Open Government Licence v3.0.
Contains Royal Mail data © Royal Mail copyright and Database right 2025.