England and Wales: 1983-1990
marketed sale
Sandstone or limestone, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 62% of fixed outlets
Pitched, insulated (assumed)
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
marketed sale
Granite or whinstone, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control