England and Wales: 1976-1982
rental (social)
Cavity wall, as built, insulated (assumed)
(other premises below)
Low energy lighting in 80% of fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Community scheme
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, partial 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 installed during or after 2002
Manual charge control