England and Wales: 1976-1982
marketed sale
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 29% of fixed outlets
Flat, limited insulation (assumed)
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Single glazed
not defined
rental
Cavity wall, as built, partial insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Flat, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass