England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 62% of fixed outlets
(another dwelling above)
Room heaters, electric
From main system, no cylinder thermostat
electricity (not community)
Fully double glazed
double glazing, unknown install date
Appliance thermostats
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 62% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Manual charge control