England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, no insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
mains gas (not community)
Room heaters, mains gas
Some double glazing
double glazing installed before 2002
No thermostatic control of room temperature
rental (social)
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
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