PROPERTY ENERGY EFFICIENCY CERTIFICATE DETAILS
Heather Close, ISLEWORTH, TW7 7PR
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 Heather Close, TW7 7PR 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 Heather Close, ISLEWORTH, TW7 7PR
Period Covered:
2008 - 31 October 2024
Address
Inspection Date
Current
Potential
Property Type
Built Form
Constructed
Address
1 Heather Close
Date
23 Sep 2022
Current
Potential
53
77
Property Type
Maisonette
Built Form
End-Terrace
Constructed
1976-1982
Certificate History
23 Sep 2022
53
77
Total Floor Area
48 sq m
Current CO2 Emissions Level
3.3
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
69
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
11 Heather Close
Date
30 Oct 2019
Current
Potential
70
76
Property Type
Flat
Built Form
Semi-Detached
Constructed
1976-1982
Certificate History
30 Oct 2019
70
76
Total Floor Area
48 sq m
Current CO2 Emissions Level
1.9
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
39
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
1
Address
12 Heather Close
Date
6 Feb 2024
Current
Potential
64
75
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
6 Feb 2024
64
75
1 Feb 2010
67
72
Total Floor Area
48 sq m
Current CO2 Emissions Level
2.9
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
61
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
13 Heather Close
Date
17 Sep 2013
Current
Potential
70
75
Property Type
Flat
Built Form
Semi-Detached
Constructed
1991-1995
Certificate History
17 Sep 2013
70
75
Total Floor Area
49 sq m
Current CO2 Emissions Level
1.8
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
36
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
14 Heather Close
Date
17 Jun 2019
Current
Potential
47
78
Property Type
Flat
Built Form
Enclosed End-Terrace
Constructed
1983-1990
Certificate History
17 Jun 2019
47
78
Total Floor Area
49 sq m
Current CO2 Emissions Level
2.7
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
55
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
1
Address
15 Heather Close
Date
11 Nov 2021
Current
Potential
72
74
Property Type
Maisonette
Built Form
End-Terrace
Constructed
1991-1995
Certificate History
11 Nov 2021
72
74
15 Dec 2008
27
39
Total Floor Area
48 sq m
Current CO2 Emissions Level
1.7
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
35
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
16 HEATHER CLOSE
Date
3 Aug 2021
Current
Potential
60
76
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
3 Aug 2021
60
76
Total Floor Area
51 sq m
Current CO2 Emissions Level
2.4
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
46
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
16 Heather Close
Date
30 Nov 2010
Current
Potential
59
65
Property Type
Maisonette
Built Form
Detached
Constructed
1983-1990
Certificate History
30 Nov 2010
59
65
Total Floor Area
49 sq m
Current CO2 Emissions Level
2.3
Potential CO2 Emissions Level
2.0
CO2 per sq m per Year
46
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
17 Heather Close
Date
9 Aug 2024
Current
Potential
52
78
Property Type
Flat
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
9 Aug 2024
52
78
21 Aug 2019
67
79
24 Jan 2009
47
53
Total Floor Area
49 sq m
Current CO2 Emissions Level
2.7
Potential CO2 Emissions Level
2.3
CO2 per sq m per Year
55
Mains Gas Available
No
Habitable Rooms
2
Number of Extensions
0
Address
2 Heather Close
Date
14 Jan 2012
Current
Potential
70
74
Property Type
Flat
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
14 Jan 2012
70
74
2 Sep 2009
54
64
Total Floor Area
50 sq m
Current CO2 Emissions Level
3.3
Potential CO2 Emissions Level
3.2
CO2 per sq m per Year
66
Mains Gas Available
No
Habitable Rooms
2
Number of Extensions
0
Address
20 Heather Close
Date
23 Mar 2023
Current
Potential
63
79
Property Type
House
Built Form
Semi-Detached
Constructed
1976-1982
Certificate History
23 Mar 2023
63
79
11 Jul 2013
57
77
Total Floor Area
133 sq m
Current CO2 Emissions Level
5.0
Potential CO2 Emissions Level
2.6
CO2 per sq m per Year
37
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
21 Heather Close
Date
6 Sep 2011
Current
Potential
63
75
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1983-1990
Certificate History
6 Sep 2011
63
75
Total Floor Area
38 sq m
Current CO2 Emissions Level
2.9
Potential CO2 Emissions Level
2.6
CO2 per sq m per Year
75
Mains Gas Available
No
Habitable Rooms
2
Number of Extensions
1
Address
22 Heather Close
Date
7 Aug 2022
Current
Potential
58
93
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1991-1995
Certificate History
7 Aug 2022
58
93
23 Aug 2009
25
39
Total Floor Area
38 sq m
Current CO2 Emissions Level
2.5
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
66
Mains Gas Available
No
Habitable Rooms
2
Number of Extensions
0
Address
25 Heather Close
Date
6 May 2013
Current
Potential
62
82
Property Type
House
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
6 May 2013
62
82
Total Floor Area
68 sq m
Current CO2 Emissions Level
2.8
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
0
Address
27 Heather Close
Date
16 Jan 2017
Current
Potential
74
92
Property Type
House
Built Form
Mid-Terrace
Constructed
1967-1975
Certificate History
16 Jan 2017
74
92
Total Floor Area
60 sq m
Current CO2 Emissions Level
1.8
Potential CO2 Emissions Level
0.3
CO2 per sq m per Year
29
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
28 Heather Close
Date
28 Sep 2010
Current
Potential
66
66
Property Type
House
Built Form
Mid-Terrace
Constructed
1983-1990
Certificate History
28 Sep 2010
66
66
Total Floor Area
21 sq m
Current CO2 Emissions Level
2.0
Potential CO2 Emissions Level
1.9
CO2 per sq m per Year
95
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
29 Heather Close
Date
24 Mar 2011
Current
Potential
71
79
Property Type
House
Built Form
Mid-Terrace
Constructed
1983-1990
Certificate History
24 Mar 2011
71
79
Total Floor Area
59 sq m
Current CO2 Emissions Level
2.3
Potential CO2 Emissions Level
1.9
CO2 per sq m per Year
39
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
3 Heather Close
Date
11 May 2023
Current
Potential
60
77
Property Type
Flat
Built Form
Semi-Detached
Constructed
1967-1975
Certificate History
11 May 2023
60
77
3 Jan 2013
74
81
Total Floor Area
51 sq m
Current CO2 Emissions Level
3.6
Potential CO2 Emissions Level
2.5
CO2 per sq m per Year
70
Mains Gas Available
No
Habitable Rooms
3
Number of Extensions
0
Address
30 Heather Close
Date
13 Jan 2024
Current
Potential
67
95
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1983-1990
Certificate History
13 Jan 2024
67
95
7 Apr 2011
27
35
Total Floor Area
38 sq m
Current CO2 Emissions Level
2.8
Potential CO2 Emissions Level
0.8
CO2 per sq m per Year
74
Mains Gas Available
No
Habitable Rooms
2
Number of Extensions
1
Address
31 Heather Close
Date
11 Mar 2022
Current
Potential
71
90
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1983-1990
Certificate History
11 Mar 2022
71
90
11 Feb 2010
44
71
Total Floor Area
37 sq m
Current CO2 Emissions Level
1.5
Potential CO2 Emissions Level
0.3
CO2 per sq m per Year
41
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
1
Address
34 Heather Close
Date
8 Apr 2009
Current
Potential
74
75
Property Type
House
Built Form
Mid-Terrace
Constructed
1976-1982
Certificate History
8 Apr 2009
74
75
Total Floor Area
60 sq m
Current CO2 Emissions Level
2.0
Potential CO2 Emissions Level
2.0
CO2 per sq m per Year
34
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
36 Heather Close
Date
8 Sep 2010
Current
Potential
75
75
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1976-1982
Certificate History
8 Sep 2010
75
75
Total Floor Area
37 sq m
Current CO2 Emissions Level
1.6
Potential CO2 Emissions Level
1.6
CO2 per sq m per Year
43
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
36 HEATHER CLOSE, ISLEWORTH
Date
28 Oct 2020
Current
Potential
70
91
Property Type
House
Built Form
Enclosed End-Terrace
Constructed
1991-1995
Certificate History
28 Oct 2020
70
91
Total Floor Area
35 sq m
Current CO2 Emissions Level
1.5
Potential CO2 Emissions Level
0.2
CO2 per sq m per Year
42
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
4 HEATHER CLOSE, ISLEWORTH
Date
24 Mar 2021
Current
Potential
73
77
Property Type
Flat
Built Form
Semi-Detached
Constructed
1983-1990
Certificate History
24 Mar 2021
73
77
Total Floor Area
46 sq m
Current CO2 Emissions Level
1.4
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
32
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
7 Heather Close
Date
2 Oct 2011
Current
Potential
67
67
Property Type
Flat
Built Form
Semi-Detached
Constructed
1991-1995
Certificate History
2 Oct 2011
67
67
Total Floor Area
49 sq m
Current CO2 Emissions Level
2.2
Potential CO2 Emissions Level
2.2
CO2 per sq m per Year
44
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Address
8 Heather Close
Date
28 Nov 2022
Current
Potential
75
78
Property Type
Maisonette
Built Form
Semi-Detached
Constructed
1976-1982
Certificate History
28 Nov 2022
75
78
18 Dec 2012
52
78
Total Floor Area
49 sq m
Current CO2 Emissions Level
1.5
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
30
Mains Gas Available
Yes
Habitable Rooms
2
Number of Extensions
0
Bands
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.