England and Wales: 1983-1990
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs
marketed sale
System built, as built, insulated (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated (assumed)
Room heaters, electric
Electric instantaneous at point of use
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats