England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Single glazed
not defined
Programmer, room thermostat and TRVs
none of the above
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Mostly double glazing
double glazing installed during or after 2002
Programmer, room thermostat and TRVs