England and Wales: 1983-1990
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 35% of fixed outlets
Roof room(s), insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs
rental (private)
Timber frame, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in 63% of fixed outlets
Pitched, insulated (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs