England and Wales: 1983-1990
none of the above
Cavity wall, as built, insulated (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, no insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Partial double glazing
double glazing installed during or after 2002
Manual charge control
none of the above
Cavity wall, as built, insulated (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 300+ mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Partial double glazing
double glazing installed during or after 2002
Manual charge control