England and Wales: before 1900
RHI application
Solid brick, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
Low energy lighting in 94% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Room heaters, smokeless fuel
Mostly double glazing
double glazing installed during or after 2002
Programmer, no room thermostat
FiT application
Solid brick, as built, no insulation (assumed)
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass