England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Single glazed
not defined
Programmer, no room thermostat
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 13% of fixed outlets
Pitched, no insulation
Boiler and radiators, mains gas
Gas multipoint
mains gas (not community)
Single glazed
not defined
TRVs and bypass