England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, smokeless fuel
From main system, no cylinder thermostat
smokeless coal
Room heaters, smokeless fuel
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature
rental
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, dual fuel (mineral and wood)
From main system, no cylinder thermostat
dual fuel - mineral + wood
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature