England and Wales: 1976-1982
none of the above
Cavity wall, as built, no insulation (assumed)
(other premises below)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Boiler and radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing, unknown install date
Programmer and room thermostat
marketed sale
Cavity wall, filled cavity
(another dwelling below)
Low energy lighting in 60% of fixed outlets
(another dwelling above)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing, unknown install date
Manual charge control