England and Wales: before 1900
rental (private)
Solid brick, with internal insulation
(other premises below)
Low energy lighting in 43% of fixed outlets
Pitched, 200 mm loft insulation
No system present: electric heaters assumed
Electric immersion, off-peak
To be used only when there is no heating/hot-water system
Some double glazing
double glazing installed before 2002
rental (private)
Solid brick, with internal insulation
(other premises below)
Low energy lighting in 57% of fixed outlets
Pitched, 250 mm loft insulation
Room heaters, electric
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Some double glazing
double glazing installed before 2002
Appliance thermostats