England and Wales: before 1900
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Single glazed
not defined
Manual charge control
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Single glazed
not defined
Manual charge control