England and Wales: 1900-1929
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 11% of fixed outlets
Pitched, 300 mm loft insulation
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
rental (social)
Cavity wall, 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)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass