England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 46% of fixed outlets
Pitched, no insulation (assumed)
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system
Some double glazing
double glazing, unknown install date
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 46% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, wood logs
No system present: electric immersion assumed
wood logs
Portable electric heaters (assumed)
Some double glazing
double glazing, unknown install date
No thermostatic control of room temperature