England and Wales: 1976-1982
none of the above
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
rental
System built, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, limited insulation (assumed)
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