England and Wales: 1967-1975
none of the above
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
rental (social)
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 73% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs