England and Wales: before 1900
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 11% of fixed outlets
Pitched, 150 mm loft insulation
Room heaters, wood logs
Electric immersion, standard tariff
wood logs
Partial double glazing
double glazing installed before 2002
No thermostatic control of room temperature
rental
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Roof room(s), ceiling insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs