England and Wales: 1900-1929
not sale or rental
Solid brick, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 40% of fixed outlets
Roof room(s), no insulation (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer, room thermostat and TRVs
marketed sale
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 98% of fixed outlets
Pitched, insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
TRVs and bypass