England and Wales: 1983-1990
none of the above
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
Electric immersion, standard tariff
dual fuel - mineral + wood
Fully double glazed
double glazing installed before 2002
Room thermostat only
ECO assessment
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs