England and Wales: 1930-1949
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, 200 mm loft insulation
Room heaters, electric
Electric immersion, standard tariff, plus solar
electricity (not community)
Mostly double glazing
double glazing, unknown install date
Room thermostats only
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 88% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer, room thermostat and TRVs