England and Wales: 1983-1990
none of the above
Timber frame, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 60% of fixed outlets
Pitched, 150 mm loft insulation
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
marketed sale
System built, with external insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, 100 mm loft insulation
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