England and Wales: before 1900
RHI application
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 91% of fixed outlets
Pitched, no insulation (assumed)
Boiler and underfloor heating, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
FiT application
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 91% of fixed outlets
Pitched, no insulation (assumed)
Ground source heat pump, underfloor, electric
From main system, no cylinder thermostat
electricity (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed during or after 2002
Time and temperature zone control