England and Wales: 1950-1966
RHI application
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 150 mm loft insulation
Boiler and radiators, smokeless fuel
From main system
smokeless coal
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 11% of fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass