England and Wales: 1983-1990
none of the above
Cavity wall, as built, partial insulation (assumed)
(another dwelling below)
Low energy lighting in 17% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Mostly double glazing
double glazing, unknown install date
Automatic charge control
rental
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 40% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and appliance thermostats