England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 20% of fixed outlets
Pitched, 50 mm loft insulation
No system present: electric heaters assumed
Gas multipoint
To be used only when there is no heating/hot-water system
Some double glazing
double glazing installed before 2002
ECO assessment
Sandstone or limestone, as built, no insulation (assumed)
Suspended, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 100 mm loft insulation
Room heaters, electric
Gas multipoint
electricity (not community)
Partial double glazing
double glazing installed during or after 2002
Appliance thermostats