England and Wales: before 1900
rental (social)
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 40% of fixed outlets
(another dwelling above)
Room heaters, mains gas
Electric immersion, off-peak
mains gas (not community)
Portable electric heaters (assumed)
Some double glazing
double glazing installed during or after 2002
Appliance thermostats
rental (social)
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Partial multiple glazing
not defined
Programmer, room thermostat and TRVs