England and Wales: 1950-1966
none of the above
Cavity wall, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 44% of fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
none of the above
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in 44% of fixed outlets
Pitched, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs