England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation (assumed)
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Mostly double glazing
double glazing installed before 2002
rental (social)
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 38% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, no room thermostat