England and Wales: before 1900
FiT application
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, wood logs
Electric immersion, standard tariff, plus solar
wood logs
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
TRVs and bypass
RHI application
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat