England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 58% of fixed outlets
Pitched, 300 mm loft insulation
Room heaters, electric
Solid fuel boiler/circulator
electricity (not community)
Room heaters, mains gas
Some secondary glazing
secondary glazing
Room thermostats only
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 89% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs