England and Wales: before 1900
non marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 3% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
non marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 16% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass