England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
(another dwelling above)
No system present: electric heaters assumed
No system present: electric immersion assumed
To be used only when there is no heating/hot-water system
Single glazed
not defined
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 75% of fixed outlets
Pitched, no insulation (assumed)
Community scheme
Community scheme
mains gas (community)
Single glazed
not defined
Flat rate charging, programmer and TRVs