England and Wales: before 1900
following green deal
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
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
following green deal
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
Pitched, no insulation
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Fully double glazed
double glazing installed before 2002
Appliance thermostats