England and Wales: 1967-1975
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 11% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Single glazed
not defined
Programmer, room thermostat and TRVs
none of the above
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, mains gas
Single glazed
not defined
Programmer, room thermostat and TRVs