England and Wales: before 1900
none of the above
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Fully double glazed
double glazing installed before 2002
Programmer, TRVs and bypass
none of the above
Solid brick, with internal insulation
Solid, no insulation (assumed)
Low energy lighting in 72% of fixed outlets
Pitched, no 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, TRVs and bypass