England and Wales: 1950-1966
marketed sale
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, 50 mm loft insulation
Room heaters, electric
Gas multipoint
electricity (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Appliance thermostats
marketed sale
System built, with internal insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs