England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 90% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Portable electric heaters (assumed)
Mostly double glazing
double glazing installed during or after 2002
Programmer and appliance thermostats
marketed sale
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 78% of fixed outlets
Roof room(s), no insulation (assumed)
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