England and Wales: 1900-1929
ECO assessment
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
No system present: electric heaters assumed
Electric instantaneous at point of use
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed during or after 2002
rental (private)
Cavity wall, with external insulation
Suspended, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass