England and Wales: 1900-1929
rental (private)
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation
No system present: electric heaters assumed
Electric immersion, standard tariff
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing installed before 2002
rental (private)
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
Pitched, 300 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed before 2002
Appliance thermostats