England and Wales: 1991-1995
none of the above
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
No low energy lighting
Pitched, 100 mm loft insulation
Ground source heat pump, radiators, electric
From main system, no cylinder thermostat
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
RHI application
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 200 mm loft insulation
Ground source heat pump, radiators, electric
From main system, no cylinder thermostat
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass