England and Wales: 1967-1975
RHI application
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 63% of fixed outlets
Pitched, 200 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 63% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs