England and Wales: 1900-1929
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 23% of fixed outlets
Pitched, no insulation
Room heaters, dual fuel (mineral and wood)
Electric immersion, standard tariff
dual fuel - mineral + wood
Portable electric heaters (assumed)
Partial double glazing
double glazing installed before 2002
No thermostatic control of room temperature
rental
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, coal
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass