England and Wales: before 1900
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Manual charge control
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, no insulation (assumed)
Electric storage heaters
Gas multipoint
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Manual charge control