England and Wales: 1950-1966
non marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, smokeless fuel
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 75 mm loft insulation
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