Postcode district
EPC ratings in AL7
AL7 in Welwyn Hatfield has 12,983 properties with EPC certificates. The average rating is C, matching the Welwyn Hatfield average. Browse sectors below or search for a specific address to view detailed property data.
EPC distribution
Percentage of properties in each EPC band across AL7.
Property type mix
Distribution of property types (houses, flats, bungalows) within AL7.
In AL7, the most common EPC-rated properties are house (around 58%) and flat (around 36%). This mix shapes how easy it is for local homes to improve their EPC ratings.
Top recommendations
Improvements most often recommended in this district.
- 1
Solar water heating
10195 occurrences · Code 19
- 2
Solar photovoltaic panels, 2.5 kWp
10175 occurrences · Code 34
- 3
Low energy lighting for all fixed outlets
6990 occurrences · Code 35
- 4
Floor insulation (solid floor)
5804 occurrences · Code 58
- 5
Replace boiler with new condensing boiler
3781 occurrences · Code 20
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