England and Wales: 1991-1995
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 67% of fixed outlets
Pitched, 250 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Automatic charge control
none of the above
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Electric immersion, standard tariff
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Automatic charge control