England and Wales: 1967-1975
ECO assessment
Timber frame, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 46% of fixed outlets
Flat, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Some double glazing
double glazing installed before 2002
TRVs and bypass
marketed sale
Timber frame, as built, partial insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Flat, 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