England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, 250 mm loft insulation
Room heaters, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Single glazed
not defined
Appliance thermostats
non marketed sale
Cavity wall, filled cavity
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)
Single glazed
not defined
Programmer, room thermostat and TRVs