England and Wales: 2007-2011
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat
assessment for green deal
Timber frame, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 31% 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 before 2002
Programmer, room thermostat and TRVs