England and Wales: 1900-1929
rental (social)
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 50% of fixed outlets
Flat, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, no room thermostat
rental (private)
Solid brick, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Flat, no insulation (assumed)
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