England and Wales: 1983-1990
marketed sale
Cavity wall, as built, insulated (assumed)
(other premises below)
Low energy lighting in 40% of fixed outlets
Pitched, 75 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Automatic charge control
marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 30% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Manual charge control