England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 25% of fixed outlets
Pitched, 250 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
none of the above
Cavity wall, filled cavity
(other premises below)
Low energy lighting in 25% of fixed outlets
Pitched, 250 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