England and Wales: 1930-1949
ECO assessment
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
TRVs and bypass
ECO assessment
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
No system present: electric immersion assumed
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
TRVs and bypass