England and Wales: before 1900
RHI application
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 10% of fixed outlets
Roof room(s), no insulation (assumed)
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Partial double glazing
double glazing installed before 2002
Programmer, TRVs and bypass
FiT application
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 90% of fixed outlets
Roof room(s), no insulation (assumed)
Ground source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Partial double glazing
double glazing, unknown install date
Programmer, TRVs and bypass