England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Roof room(s), insulated
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Single glazed
not defined
Programmer, room thermostat and TRVs
rental
Timber frame, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 16% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs