England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 75% of fixed outlets
Pitched, no insulation (assumed)
Room heaters, electric
Electric immersion, standard tariff
electricity (not community)
Portable electric heaters (assumed)
Partial double glazing
double glazing installed during or after 2002
No thermostatic control of room temperature
non marketed sale
Solid brick, with internal insulation
Suspended, no insulation (assumed)
Low energy lighting in 70% of fixed outlets
Pitched, 300 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Partial double glazing
double glazing, unknown install date
Time and temperature zone control