England and Wales: 1996-2002
rental (private)
Timber frame, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in 14% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
rental
Timber frame, as built, insulated (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
not defined
Programmer, TRVs and bypass