England and Wales: 1967-1975
none of the above
Timber frame, with additional insulation
Solid, no insulation (assumed)
No low energy lighting
Flat, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
none of the above
Timber frame, with additional insulation
Solid, no insulation (assumed)
No low energy lighting
Flat, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs