England and Wales: 1950-1966
rental (private)
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 83% of fixed outlets
Flat, no insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Flat, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass