England and Wales: 1900-1929
RHI application
Cavity wall, filled cavity and internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system
Multiple glazing throughout
not defined
RHI application
Cavity wall, with internal insulation
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, insulated
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Multiple glazing throughout
not defined
Time and temperature zone control