England and Wales: 1976-1982
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Mostly secondary glazing
secondary glazing
Programmer, room thermostat and TRVs
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Full secondary glazing
secondary glazing
Programmer, room thermostat and TRVs