England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated
Portable electric heaters assumed for most rooms
Electric instantaneous at point of use
dual fuel - mineral + wood
Room heaters, dual fuel (mineral and wood)
Some double glazing
double glazing installed before 2002
No thermostatic control of room temperature
marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), insulated
Boiler and radiators, wood logs
Electric immersion, off-peak
wood logs
Portable electric heaters (assumed)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs