England and Wales: before 1900
ECO assessment
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system, no cylinder thermostat
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
TRVs and bypass
ECO assessment
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, no insulation (assumed)
Boiler and radiators, oil
From main system
oil (not community)
Room heaters, dual fuel (mineral and wood)
Fully double glazed
double glazing installed during or after 2002
Programmer, TRVs and bypass