England and Wales: 1967-1975
marketed sale
System built, with external insulation
(another dwelling below)
Low energy lighting in 38% of fixed outlets
Flat, limited insulation (assumed)
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
Fully double glazed
double glazing, unknown install date
ECO assessment
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 29% of fixed outlets
Flat, no insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Manual charge control