England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
(another dwelling above)
Portable electric heaters assumed for most rooms
Electric instantaneous at point of use
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing installed before 2002
No thermostatic control of room temperature
rental (private)
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 64% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass