England and Wales: 1967-1975
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 100 mm loft insulation
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
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 100 mm loft insulation
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