England and Wales: 1967-1975
rental (social)
System built, with external insulation
To unheated space, no insulation (assumed)
No low energy lighting
(another dwelling above)
Community scheme
Community scheme
mains gas (community)
Fully double glazed
double glazing installed during or after 2002
Charging system linked to use of community heating, programmer and TRVs
rental
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Flat, limited insulation (assumed)
Community scheme
Community scheme
mains gas (community)
Fully double glazed
double glazing installed during or after 2002
Charging system linked to use of community heating, programmer and TRVs