England and Wales: before 1900
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Mostly double glazing
double glazing installed before 2002
No time or thermostatic control of room temperature
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed before 2002
TRVs and bypass