England and Wales: 1967-1975
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Pitched, no insulation
Boiler and radiators, oil
Electric immersion, standard tariff
oil (not community)
Room heaters, LPG
Partial secondary glazing
secondary glazing
TRVs and bypass
ECO assessment
Cavity wall, filled cavity
Suspended, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, electric
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs