England and Wales: 1930-1949
none of the above
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature
ECO assessment
Sandstone or limestone, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
TRVs and bypass