RHI application
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, insulated (assumed)
No system present: electric heaters assumed
Electric instantaneous at point of use, plus solar
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed during or after 2002
RHI application
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, wood pellets
From main system, plus solar
bulk wood pellets
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control