England and Wales: 1950-1966
none of the above
System built, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs
marketed sale
Solid brick, with external insulation
(other premises below)
Low energy lighting in all fixed outlets
(another dwelling above)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer and room thermostat