England and Wales: 1930-1949
ECO assessment
Timber frame, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, no insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system or data is from a community network
Partial double glazing
double glazing, unknown install date
ECO assessment
Timber frame, with additional insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, no insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Partial double glazing
double glazing installed during or after 2002
Programmer and appliance thermostats