England and Wales: 1950-1966
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Some double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 10% of fixed outlets
Pitched, no insulation
Room heaters, mains gas
No system present: electric immersion assumed
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
No thermostatic control of room temperature