England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 56% of fixed outlets
Pitched, no insulation (assumed)
Portable electric heaters assumed for most rooms
Electric immersion, standard tariff
anthracite
Room heaters, anthracite
Single glazed
not defined
No thermostatic control of room temperature
marketed sale
Solid brick, with external insulation
Solid, insulated
Low energy lighting in 38% of fixed outlets
Pitched, insulated (assumed)
Boiler and underfloor heating, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control