England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation
Room heaters, mains gas
Electric immersion, off-peak
mains gas (not community)
Room heaters, mains gas
Single glazed
not defined
No thermostatic control of room temperature
rental
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs