England and Wales: before 1900
none of the above
Sandstone or limestone, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
No low energy lighting
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, no room thermostat
none of the above
Sandstone or limestone, as built, no insulation (assumed)
To unheated space, no insulation (assumed)
No low energy lighting
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Fully double glazed
double glazing installed before 2002
Programmer, no room thermostat