England and Wales: 1967-1975
marketed sale
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, 25 mm loft insulation
Boiler and radiators, oil
Electric immersion, standard tariff
oil (not community)
Fully double glazed
double glazing installed before 2002
TRVs and bypass
ECO assessment
Timber frame, as built, partial insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 12 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs