England and Wales: 1976-1982
marketed sale
Cavity wall, as built, partial insulation (assumed)
(another dwelling below)
Low energy lighting in 38% of fixed outlets
Flat, limited insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
electricity (not community)
Partial double glazing
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 instantaneous at point of use
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Automatic charge control