England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 17% of fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Electric instantaneous at point of use
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
rental (private)
Cavity wall, as built, no insulation (assumed)
(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