England and Wales: before 1900
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 76% of fixed outlets
Pitched, 200 mm loft insulation
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
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 76% of fixed outlets
Pitched, 200 mm loft insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing, unknown install date
Appliance thermostats