England and Wales: 1900-1929
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, no insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed before 2002
Manual charge control
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
No low energy lighting
Pitched, 300 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed before 2002
Manual charge control