England and Wales: 1900-1929
rental
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Flat, no insulation (assumed)
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system or data is from a community network
Fully double glazed
double glazing, unknown install date
rental
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
Flat, no insulation (assumed)
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Controls for high heat retention storage heaters