England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 39% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
not sale or rental
Solid brick, with external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, insulated
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing, unknown install date
Automatic charge control