England and Wales: 1967-1975
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 400+ mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
not defined
Programmer, room thermostat and TRVs
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, oil
Electric immersion, standard tariff
oil (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs