England and Wales: before 1900
none of the above
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Room thermostat only
none of the above
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 80% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed during or after 2002
Room thermostat only