England and Wales: 2003-2006
marketed sale
Cavity wall, as built, insulated (assumed)
Suspended, insulated (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Electric underfloor heating
Electric instantaneous at point of use
electricity (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 12% of fixed outlets
Pitched, insulated (assumed)
Boiler and underfloor heating, mains gas
From main system
mains gas (not community)
Fully triple glazed
triple glazing
Programmer and room thermostat