England and Wales: 1976-1982
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, 100 mm loft insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
wood logs
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
No thermostatic control of room temperature
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 57% of fixed outlets
Pitched, 100 mm loft insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
wood logs
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
No thermostatic control of room temperature