England and Wales: 1967-1975
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
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 33% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature