England and Wales: 1967-1975
marketed sale
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Some double glazing
double glazing installed during or after 2002
Automatic charge control
marketed sale
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Automatic charge control