England and Wales: 1900-1929
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 25% of 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 installed before 2002
rental (private)
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Appliance thermostats