England and Wales: 1900-1929
none of the above
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, oil
Electric immersion, off-peak
oil (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed before 2002
TRVs and bypass
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
Boiler and radiators, oil
Electric immersion, off-peak
oil (not community)
Room heaters, wood logs
Mostly double glazing
double glazing installed before 2002
TRVs and bypass