England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 29% of fixed outlets
(another dwelling above)
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Mostly double glazing
double glazing, unknown install date
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing, unknown install date
Programmer, no room thermostat