England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 36% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, electric
Gas multipoint
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 64% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs