England and Wales: 1900-1929
marketed sale
Cavity wall, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 18% of fixed outlets
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
marketed sale
Cavity wall, with internal insulation
Solid, insulated
Low energy lighting in all fixed outlets
Pitched, insulated
Air source heat pump, underfloor, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat