England and Wales: 1900-1929
rental (private)
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 80% of fixed outlets
Roof room(s), no insulation (assumed)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed before 2002
Programmer and appliance thermostats
rental (private)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 80% of fixed outlets
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
Electric instantaneous at point of use
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass