England and Wales: 1930-1949
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 25% of fixed outlets
Pitched, no insulation
Boiler and radiators, smokeless fuel
From main system
smokeless coal
Room heaters, smokeless fuel
Mostly double glazing
double glazing installed before 2002
No time or thermostatic control of room temperature
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, anthracite
From main system
anthracite
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature