England and Wales: 1950-1966
ECO assessment
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Flat, limited insulation (assumed)
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
rental (private)
Cavity wall, filled cavity and internal insulation
(another dwelling below)
Low energy lighting in 75% of fixed outlets
Flat, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass