England and Wales: 1967-1975
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 41% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Some double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, limited insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
not defined
Programmer, room thermostat and TRVs