England and Wales: 1996-2002
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, limited insulation (assumed)
Low energy lighting in 59% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
FiT application
Cavity wall, filled cavity
Solid, limited insulation (assumed)
Low energy lighting in 79% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs