England and Wales: 1930-1949
none of the above
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 31% of fixed outlets
Pitched, 12 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, no room thermostat
rental
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass