England and Wales: 1967-1975
rental
System built, as built, no insulation (assumed)
(another dwelling below)
Low energy lighting in 83% of fixed outlets
Pitched, limited insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Controls for high heat retention storage heaters
rental
Cavity wall, with external insulation
(another dwelling below)
Low energy lighting in all fixed outlets
Flat, limited insulation (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Controls for high heat retention storage heaters