England and Wales: 1900-1929
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 86% of fixed outlets
Pitched, 200 mm loft 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, unknown install date
rental
Solid brick, with internal insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and appliance thermostats