England and Wales: before 1900
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, insulated
Low energy lighting in 15% of fixed outlets
Pitched, insulated at rafters
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, insulated
Low energy lighting in 15% of fixed outlets
Pitched, insulated at rafters
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs