England and Wales: 1967-1975
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
No low energy lighting
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and at least two room thermostats
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass