England and Wales: 2007-2011
marketed sale
Timber frame, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated (assumed)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated (assumed)
Low energy lighting in all fixed outlets
Flat, insulated (assumed)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control