England and Wales: 1976-1982
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 8% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, oil
Electric immersion, off-peak
oil (not community)
Room heaters, LPG
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 15% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, oil
Electric immersion, standard tariff
oil (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs