England and Wales: 1900-1929
non marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 12% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
TRVs and bypass
non marketed sale
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 12% of fixed outlets
Pitched, 300+ mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Portable electric heaters (assumed)
Single glazed
not defined
TRVs and bypass