England and Wales: 1930-1949
none of the above
Solid brick, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, no insulation
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
none of the above
Solid brick, with external insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
No time or thermostatic control of room temperature