England and Wales: before 1900
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, no insulation
Boiler and radiators, coal
From main system
house coal (not community)
Fully double glazed
double glazing installed during or after 2002
TRVs and bypass
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, no insulation
Boiler and radiators, coal
From main system
house coal (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
TRVs and bypass