England and Wales: 1996-2002
none of the above
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, coal
From main system
house coal (not community)
Fully double glazed
double glazing, unknown install date
No time or thermostatic control of room temperature
RHI application
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, 270 mm loft insulation
Air source heat pump, radiators, electric
From main system, plus solar
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass