England and Wales: 1900-1929
marketed sale
Timber frame, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 50% of fixed outlets
(another dwelling above)
Room heaters, mains gas
Gas multipoint
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
No thermostatic control of room temperature
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs