England and Wales: 1983-1990
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, 200 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
Fully double glazed
double glazing, unknown install date
marketed sale
Timber frame, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, 270 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature