England and Wales: 2003-2006
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, limited insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing installed before 2002
Room thermostat only
marketed sale
Cavity wall, filled cavity
Solid, insulated (assumed)
Low energy lighting in 70% of fixed outlets
Roof room(s), insulated (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs