England and Wales: 1983-1990
marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 82% of fixed outlets
Pitched, insulated (assumed)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Temperature zone control
marketed sale
Cavity wall, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 82% of fixed outlets
Flat, insulated (assumed)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Temperature zone control