England and Wales: 1967-1975
rental (social)
Cavity wall, with external insulation
(other premises below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Manual charge control
rental (social)
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Community scheme
Community scheme
biomass (community)
High performance glazing
double, known data
Charging system linked to use of community heating, programmer and TRVs