England and Wales: before 1900
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 33% of fixed outlets
Pitched, no insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Room heaters, electric
Partial double glazing
double glazing installed before 2002
Manual charge control
marketed sale
Sandstone or limestone, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 250 mm loft insulation
Boiler and radiators, B30K
From main system
B30K (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs