England and Wales: 1950-1966
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 100 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Automatic charge control
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 22% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, oil
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs