England and Wales: before 1900
none of the above
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, limited insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
wood logs
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature
RHI application
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 17% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, wood logs
Electric immersion, standard tariff
wood logs
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control