England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 50 mm loft insulation
Boiler and radiators, mains gas
Electric immersion, standard tariff
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing installed before 2002
Programmer, no room thermostat
rental (private)
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 67% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat