England and Wales: 1950-1966
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 45% of fixed outlets
Pitched, limited insulation (assumed)
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Room thermostats only
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 400+ 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