England and Wales: before 1900
rental
Solid brick, as built, no insulation (assumed)
(other premises below)
Low energy lighting in all fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Room thermostat only
rental
Solid brick, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in all fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing installed before 2002
Room thermostat only