England and Wales: before 1900
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Thatched
Room heaters, wood logs
Electric immersion, off-peak
wood logs
Room heaters, electric
Full secondary glazing
secondary glazing
No thermostatic control of room temperature
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Thatched
Boiler and radiators, bottled LPG
From main system
bottled LPG
Room heaters, wood logs
Mostly secondary glazing
secondary glazing
Programmer, room thermostat and TRVs