England and Wales: 1950-1966
non marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass