England and Wales: 1930-1949
RHI application
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 13% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, anthracite
From main system
anthracite
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing, unknown install date
No time or thermostatic control of room temperature
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 200 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass