England and Wales: 1983-1990
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 100 mm loft insulation
Electric ceiling heating, electric
Electric immersion, standard tariff
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Temperature zone control
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs