England and Wales: 1900-1929
unknown
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 83% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
single glazing
Programmer and room thermostat
rental (private)
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Flat, insulated (assumed)
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats