England and Wales: 1900-1929
none of the above
Granite or whinstone, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 64% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
not defined
Programmer, no room thermostat
following green deal
Solid brick, with external insulation
Solid, no insulation (assumed)
No low energy lighting
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Single glazed
not defined
Programmer, TRVs and bypass