England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 29% of fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Electric immersion, off-peak
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and appliance thermostats