England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 27% of fixed outlets
Pitched, 75 mm loft insulation
No system present: electric heaters assumed
Gas instantaneous at point of use
To be used only when there is no heating/hot-water system
Fully double glazed
double glazing, unknown install date
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs