England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
No low energy lighting
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, no room thermostat
rental (private)
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 80% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass