England and Wales: 1900-1929
none of the above
Solid brick, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, no insulation
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Single glazed
not defined
none of the above
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Single glazed
not defined
Appliance thermostats