England and Wales: 1996-2002
marketed sale
Cavity wall, as built, insulated (assumed)
To external air, limited insulation (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Automatic charge control
non marketed sale
Cavity wall, as built, insulated (assumed)
To unheated space, limited insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature