England and Wales: 1976-1982
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 22% of fixed outlets
Pitched, insulated at rafters
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002
FiT application
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
Air source heat pump, radiators, electric
From main system, no cylinder thermostat
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass