England and Wales: 1996-2002
marketed sale
Cavity wall, as built, insulated (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
(another dwelling above)
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats
ECO assessment
Cavity wall, as built, insulated (assumed)
Suspended, limited insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date