England and Wales: 1950-1966
RHI application
Cavity wall, filled cavity and internal insulation
Solid, no insulation (assumed)
Low energy lighting in 9% of fixed outlets
Flat, insulated (assumed)
Air source heat pump, fan coil units, electric
From main system
electricity (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed during or after 2002
Programmer, TRVs and bypass
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
Time and temperature zone control