England and Wales: before 1900
none of the above
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, no insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
smokeless coal
Room heaters, smokeless fuel
Single glazed
not defined
No thermostatic control of room temperature
RHI application
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 81% of fixed outlets
Pitched, 300 mm loft insulation
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing installed during or after 2002
Time and temperature zone control