England and Wales: 1976-1982
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 100% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, anthracite
From main system, no cylinder thermostat
anthracite
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 90% of fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass