England and Wales: 1950-1966
marketed sale
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 91% of fixed outlets
Pitched, 50 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Manual charge control
marketed sale
System built, with external insulation
(another dwelling below)
Low energy lighting in 91% of fixed outlets
Pitched, 50 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed during or after 2002
Manual charge control