England and Wales: 1950-1966
marketed sale
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
Warm air, mains gas
Gas multipoint
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat
marketed sale
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 75% of fixed outlets
(another dwelling above)
Room heaters, electric
Gas multipoint
electricity (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Programmer and appliance thermostats