England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Manual charge control
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Manual charge control