England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 36% of fixed outlets
Pitched, 50 mm loft insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Single glazed
not defined
rental (private)
Cavity wall, filled cavity
Suspended, insulated
Low energy lighting in 80% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and underfloor heating, LPG
From main system
LPG (not community)
Fully double glazed
double glazing, unknown install date
Time and temperature zone control