England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 25% of fixed outlets
Pitched, insulated at rafters
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, mains gas
Mostly double glazing
double glazing installed before 2002
Manual charge control
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs