England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, coal
Fully double glazed
double glazing installed during or after 2002
Programmer, no room thermostat
following green deal
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 25 mm loft insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002