England and Wales: before 1900
rental
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, coal
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
rental
Solid brick, with internal insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, coal
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs