England and Wales: 2007 onwards
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 29% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, LPG
From main system
LPG (not community)
Room heaters, LPG
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in 29% of fixed outlets
Pitched, insulated
Boiler and radiators, LPG
From main system
LPG (not community)
Room heaters, LPG
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass