England and Wales: 1996-2002
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
none of the above
Cavity wall, as built, partial insulation (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs