England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, 12 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, coal
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
none of the above
Solid brick, with external insulation
Suspended, insulated
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs