England and Wales: before 1900
rental (private)
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 18% of fixed outlets
Pitched, 100 mm loft insulation
No system present: electric heaters assumed
Electric immersion, off-peak
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002
rental (private)
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 16% of fixed outlets
Pitched, 100 mm loft insulation
Room heaters, dual fuel (mineral and wood)
Electric immersion, standard tariff
dual fuel - mineral + wood
Room heaters, electric
Fully double glazed
double glazing installed before 2002
No thermostatic control of room temperature