England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
none of the above
Cavity wall, filled cavity
(other premises below)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat