England and Wales: 1900-1929
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Appliance thermostats
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 38% of fixed outlets
Pitched, no insulation
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