England and Wales: 1900-1929
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
TRVs and bypass
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
TRVs and bypass