England and Wales: 1967-1975
non marketed sale
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 86% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Automatic charge control
ECO assessment
System built, with external insulation
(another dwelling below)
Low energy lighting in 78% of fixed outlets
(another dwelling above)
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats