England and Wales: 1967-1975
rental (private)
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 29% of fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Electric immersion, off-peak
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002
rental
Cavity wall, 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)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Controls for high heat retention storage heaters