England and Wales: 1983-1990
FiT application
Cavity wall, as built, insulated (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 76% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 26% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs