England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 67% of fixed outlets
Pitched, 150 mm loft insulation
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing installed before 2002
Appliance thermostats
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 300+ mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats