England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 35% of fixed outlets
Pitched, insulated at rafters
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
marketed sale
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in 38% of fixed outlets
Pitched, insulated
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Multiple glazing throughout
not defined
Time and temperature zone control