England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, 270 mm loft insulation
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Appliance thermostats
marketed sale
Solid brick, with external insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs