England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 100 mm loft insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
wood logs
Room heaters, wood logs
Single glazed
not defined
No thermostatic control of room temperature
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 42% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Single glazed
not defined
Programmer, room thermostat and TRVs