England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer, TRVs and bypass
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 14% of fixed outlets
Pitched, 400+ mm loft insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Single glazed
not defined
Programmer, TRVs and bypass