England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Portable electric heaters assumed for most rooms
No system present: electric immersion assumed
wood logs
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
No thermostatic control of room temperature
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 55% of fixed outlets
Flat, insulated (assumed)
Room heaters, dual fuel (mineral and wood)
Electric immersion, standard tariff
dual fuel - mineral + wood
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature