England and Wales: 1950-1966
rental (social)
System built, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
rental
System built, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Community scheme
Electric immersion, standard tariff
mains gas (community)
Fully double glazed
double glazing, unknown install date
Flat rate charging, TRVs