England and Wales: 1900-1929
non marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 100 mm loft insulation
Electric storage heaters
Gas multipoint
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Manual charge control
non marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs