England and Wales: 1967-1975
none of the above
Timber frame, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, no insulation (assumed)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing, unknown install date
Appliance thermostats
none of the above
Timber frame, with additional insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, limited insulation (assumed)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats