England and Wales: 1900-1929
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, no insulation
Portable electric heaters assumed for most rooms
Electric instantaneous at point of use
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Appliance thermostats
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, 300+ mm loft insulation
Portable electric heaters assumed for most rooms
Electric instantaneous at point of use
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Appliance thermostats