England and Wales: 1950-1966
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 13% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
No system present: electric immersion assumed
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
TRVs and bypass
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 13% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
No system present: electric immersion assumed
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
TRVs and bypass