England and Wales: 1991-1995
marketed sale
Timber frame, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Manual charge control
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs