England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat
ECO assessment
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 91% of fixed outlets
Pitched, 400+ mm loft insulation
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature