England and Wales: 1930-1949
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs