England and Wales: 1930-1949
none of the above
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 25 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Portable electric heaters (assumed)
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 64% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Some double glazing
double glazing installed before 2002
Programmer and room thermostat