England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 22% of fixed outlets
Pitched, 50 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Some double glazing
double glazing, unknown install date
Manual charge control
rental (private)
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass