England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 10% of fixed outlets
Pitched, 150 mm loft insulation
Room heaters, mains gas
Electric immersion, standard tariff
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Appliance thermostats
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing, unknown install date
Programmer, TRVs and bypass