England and Wales: 1930-1949
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Flat, insulated
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
marketed sale
Solid brick, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 83% of fixed outlets
Pitched, 75 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing, unknown install date
Programmer, room thermostat and TRVs