England and Wales: before 1900
rental (private)
Sandstone or limestone, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 90% of fixed outlets
(another dwelling above)
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
rental
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass