England and Wales: 1900-1929
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, 12 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Manual charge control
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Pitched, 150 mm loft insulation
Electric storage heaters
No system present: electric immersion assumed
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Automatic charge control