England and Wales: 1900-1929
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 6% of fixed outlets
Pitched, no insulation
Boiler and radiators, smokeless fuel
From main system, no cylinder thermostat
smokeless coal
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, no room thermostat
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 6% of fixed outlets
Pitched, no insulation
Boiler and radiators, smokeless fuel
From main system, no cylinder thermostat
smokeless coal
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, no room thermostat