England and Wales: 1983-1990
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Room thermostat only
marketed sale
Cavity wall, filled cavity
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric underfloor heating
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Temperature zone control