England and Wales: before 1900
ECO assessment
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
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 before 2002
ECO assessment
Solid brick, with external insulation
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
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 before 2002