England and Wales: 1900-1929
non marketed sale
Cavity wall, filled cavity and external insulation
Suspended, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric instantaneous at point of use
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Manual charge control
none of the above
Solid brick, with external insulation
Suspended, no insulation (assumed)
No low energy lighting
(another dwelling above)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and appliance thermostats