England and Wales: 1900-1929
rental (private)
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Single glazed
not defined
Automatic charge control
marketed sale
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Manual charge control