England and Wales: before 1900
RHI application
Sandstone or limestone, with internal insulation
Solid, insulated
Low energy lighting in 67% of fixed outlets
Flat, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Mostly multiple glazing
not defined
Programmer, TRVs and bypass
RHI application
Sandstone or limestone, with internal insulation
Solid, insulated
Low energy lighting in 67% of fixed outlets
Flat, insulated (assumed)
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, dual fuel (mineral and wood)
Mostly multiple glazing
not defined
Programmer, TRVs and bypass