England and Wales: before 1900
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 270 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer and appliance thermostats
marketed sale
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in 91% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully triple glazed
triple glazing
Programmer, room thermostat and TRVs