England and Wales: 1983-1990
none of the above
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
Flat, limited insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Manual charge control
non marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 83% of fixed outlets
Flat, insulated (assumed)
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Mostly double glazing
double glazing installed before 2002
Programmer and appliance thermostats