England and Wales: 1967-1975
marketed sale
Cavity wall, as built, insulated (assumed)
Solid, no insulation (assumed)
No low energy lighting
Pitched, insulated (assumed)
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Manual charge control
ECO assessment
Cavity wall, filled cavity and external insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 350 mm loft insulation
Electric storage heaters
Electric immersion, off-peak
electricity (not community)
Portable electric heaters (assumed)
High performance glazing
double, known data
Automatic charge control