England and Wales: before 1900
rental (private)
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 71% of fixed outlets
Roof room(s), thatched
Boiler and radiators, oil
Electric immersion, standard tariff
oil (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer, TRVs and bypass
rental (private)
Solid brick, with internal insulation
Solid, insulated
Low energy lighting in all fixed outlets
Thatched, with additional insulation
Boiler and radiators, oil
From main system
oil (not community)
Single glazed
not defined
Programmer, room thermostat and TRVs