PROPERTY ENERGY EFFICIENCY CERTIFICATE DETAILS
De Soissons Close, WELWYN GARDEN CITY, AL8 6YX

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 De Soissons Close, AL8 6YX 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 De Soissons Close, WELWYN GARDEN CITY, AL8 6YX
Period Covered: 2008 - 31 October 2024

Address
Inspection Date
Current
Potential
Property Type
Built Form
Constructed
Address
1 De Soissons Close
Date
20 Apr 2022
Current
Potential
73
84
Property Type
House
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
20 Apr 2022
73
84
16 Mar 2011
78
80
Total Floor Area
103 sq m
Current CO2 Emissions Level
2.9
Potential CO2 Emissions Level
1.6
CO2 per sq m per Year
28
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
10 De Soissons Close
Date
8 May 2011
Current
Potential
78
79
Property Type
Flat
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
8 May 2011
78
79
Total Floor Area
52 sq m
Current CO2 Emissions Level
1.3
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
25
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
11 De Soissons Close
Date
14 May 2023
Current
Potential
79
79
Property Type
Flat
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
14 May 2023
79
79
Total Floor Area
60 sq m
Current CO2 Emissions Level
1.4
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
23
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
12 De Soissons Close
Date
28 Jul 2013
Current
Potential
78
79
Property Type
Flat
Built Form
Detached
Constructed
2003-2006
+
Certificate History
28 Jul 2013
78
79
Total Floor Area
61 sq m
Current CO2 Emissions Level
1.4
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
23
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
13 De Soissons Close
Date
8 Oct 2012
Current
Potential
81
83
Property Type
Flat
Built Form
Mid-Terrace
Constructed
2003-2006
+
Certificate History
8 Oct 2012
81
83
Total Floor Area
61 sq m
Current CO2 Emissions Level
1.0
Potential CO2 Emissions Level
0.9
CO2 per sq m per Year
17
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
14 De Soissons Close
Date
22 Sep 2021
Current
Potential
82
82
Property Type
Flat
Built Form
Detached
Constructed
2003-2006
+
Certificate History
22 Sep 2021
82
82
10 Sep 2011
79
81
Total Floor Area
61 sq m
Current CO2 Emissions Level
1.0
Potential CO2 Emissions Level
1.0
CO2 per sq m per Year
17
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
15 De Soissons Close
Date
11 Apr 2018
Current
Potential
81
81
Property Type
Flat
Built Form
Mid-Terrace
Constructed
2003-2006
+
Certificate History
11 Apr 2018
81
81
Total Floor Area
61 sq m
Current CO2 Emissions Level
1.1
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
19
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
16 De Soissons Close
Date
21 Jan 2022
Current
Potential
80
80
Property Type
Flat
Built Form
Detached
Constructed
2003-2006
+
Certificate History
21 Jan 2022
80
80
24 Nov 2011
63
70
5 May 2009
83
85
Total Floor Area
51 sq m
Current CO2 Emissions Level
1.1
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
21
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
17 De Soissons Close
Date
16 May 2010
Current
Potential
85
86
Property Type
Flat
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
16 May 2010
85
86
Total Floor Area
53 sq m
Current CO2 Emissions Level
1.2
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
22
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
17 DE SOISSONS CLOSE, WELWYN GARDEN CITY
Date
15 Dec 2020
Current
Potential
82
82
Property Type
Flat
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
15 Dec 2020
82
82
Total Floor Area
49 sq m
Current CO2 Emissions Level
0.9
Potential CO2 Emissions Level
0.9
CO2 per sq m per Year
18
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
18 De Soissons Close
Date
2 Aug 2016
Current
Potential
77
90
Property Type
House
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
2 Aug 2016
77
90
Total Floor Area
76 sq m
Current CO2 Emissions Level
2.0
Potential CO2 Emissions Level
0.8
CO2 per sq m per Year
26
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
1
Address
2 De Soissons Close
Date
8 Aug 2018
Current
Potential
75
87
Property Type
House
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
8 Aug 2018
75
87
Total Floor Area
100 sq m
Current CO2 Emissions Level
2.7
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
27
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
1
Address
20 De Soissons Close
Date
13 Sep 2015
Current
Potential
75
87
Property Type
House
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
13 Sep 2015
75
87
Total Floor Area
101 sq m
Current CO2 Emissions Level
2.7
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
26
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
1
Address
3 De Soissons Close
Date
8 Apr 2009
Current
Potential
76
79
Property Type
House
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
8 Apr 2009
76
79
Total Floor Area
76 sq m
Current CO2 Emissions Level
2.9
Potential CO2 Emissions Level
2.5
CO2 per sq m per Year
28
Mains Gas Available
Yes
Habitable Rooms
5
Number of Extensions
0
Address
3 DE SOISSONS CLOSE, WELWYN GARDEN CITY
Date
23 Sep 2020
Current
Potential
76
87
Property Type
House
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
23 Sep 2020
76
87
Total Floor Area
103 sq m
Current CO2 Emissions Level
2.6
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
26
Mains Gas Available
Yes
Habitable Rooms
4
Number of Extensions
1
Address
4 De Soissons Close
Date
9 Feb 2022
Current
Potential
78
78
Property Type
Flat
Built Form
Enclosed End-Terrace
Constructed
2003-2006
+
Certificate History
9 Feb 2022
78
78
16 Nov 2011
76
77
Total Floor Area
62 sq m
Current CO2 Emissions Level
1.5
Potential CO2 Emissions Level
1.5
CO2 per sq m per Year
24
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
1
Address
5 De Soissons Close
Date
19 Jun 2024
Current
Potential
79
81
Property Type
Flat
Built Form
Mid-Terrace
Constructed
2003-2006
+
Certificate History
19 Jun 2024
79
81
31 Aug 2011
80
81
Total Floor Area
60 sq m
Current CO2 Emissions Level
1.3
Potential CO2 Emissions Level
1.2
CO2 per sq m per Year
22
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
7 De Soissons Close
Date
9 Feb 2022
Current
Potential
79
79
Property Type
Flat
Built Form
Enclosed End-Terrace
Constructed
2003-2006
+
Certificate History
9 Feb 2022
79
79
18 Jul 2010
85
87
Total Floor Area
62 sq m
Current CO2 Emissions Level
1.3
Potential CO2 Emissions Level
1.3
CO2 per sq m per Year
21
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
1
Address
8 De Soissons Close
Date
15 Jan 2010
Current
Potential
81
82
Property Type
Flat
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
15 Jan 2010
81
82
Total Floor Area
51 sq m
Current CO2 Emissions Level
1.5
Potential CO2 Emissions Level
1.4
CO2 per sq m per Year
28
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
9 De Soissons Close
Date
17 Feb 2011
Current
Potential
85
87
Property Type
Flat
Built Form
End-Terrace
Constructed
2003-2006
+
Certificate History
17 Feb 2011
85
87
Total Floor Area
60 sq m
Current CO2 Emissions Level
1.2
Potential CO2 Emissions Level
1.1
CO2 per sq m per Year
19
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
Address
9 DE SOISSONS CLOSE, WELWYN GARDEN CITY
Date
9 Apr 2021
Current
Potential
83
83
Property Type
Flat
Built Form
Semi-Detached
Constructed
2003-2006
+
Certificate History
9 Apr 2021
83
83
Total Floor Area
59 sq m
Current CO2 Emissions Level
1.0
Potential CO2 Emissions Level
1.0
CO2 per sq m per Year
16
Mains Gas Available
Yes
Habitable Rooms
3
Number of Extensions
0
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.

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