England and Wales: 1900-1929
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Room heaters, mains gas
Electric instantaneous at point of use
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
No thermostatic control of room temperature
rental
Solid brick, with internal insulation
(another dwelling below)
Low energy lighting in 78% of 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