England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Pitched, 50 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
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Manual charge control