England and Wales: 1983-1990
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 29% of fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, LPG
Fully double glazed
double glazing installed before 2002
Manual charge control
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 38% of fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Manual charge control