England and Wales: before 1900
marketed sale
Timber frame, as built, insulated (assumed)
Solid, limited insulation (assumed)
Low energy lighting in 15% of fixed outlets
Roof room(s), insulated (assumed)
Boiler and radiators, oil
From main system, plus solar
oil (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing installed before 2002
Programmer, room thermostat and TRVs
marketed sale
Timber frame, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 23% of fixed outlets
Pitched, limited insulation
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Partial double glazing
double glazing, unknown install date
Programmer, room thermostat and TRVs