Postcode district
EPC ratings in AL7
AL7 in Welwyn Hatfield has 13,114 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. The area is predominantly house (58%). The most frequently recommended improvement is solar photovoltaic panels, 2.5 kwp.
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 photovoltaic panels, 2.5 kWp
10432 occurrences
- 2
Solar water heating
10222 occurrences
- 3
Low energy lighting for all fixed outlets
7024 occurrences
- 4
Floor insulation (solid floor)
5975 occurrences
- 5
Replace boiler with new condensing boiler
3806 occurrences
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