England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 270 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, mains gas
Partial double glazing
double glazing installed before 2002
Manual charge control
rental
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs