England and Wales: 1900-1929
RHI application
Sandstone or limestone, as built, insulated (assumed)
Solid, limited insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Time and temperature zone control
RHI application
Sandstone or limestone, as built, insulated (assumed)
Solid, limited insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass