England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
Appliance thermostats
rental
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated at rafters
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
not defined
Programmer, room thermostat and TRVs