England and Wales: 1967-1975
rental (social)
System built, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% 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, unknown install date
not sale or rental
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric storage heaters
No system present: electric immersion assumed
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Manual charge control