England and Wales: before 1900
marketed sale
Granite or whinstone, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, 200 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Full secondary glazing
secondary glazing
Manual charge control
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Roof room(s), ceiling insulated
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Automatic charge control