England and Wales: before 1900
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Roof room(s), ceiling insulated
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, mains gas
Multiple glazing throughout
not defined
Manual charge control
marketed sale
Solid brick, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in 50% of fixed outlets
Roof room(s), ceiling insulated
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, mains gas
Multiple glazing throughout
not defined
Manual charge control