England and Wales: 1967-1975
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 30% of fixed outlets
Flat, limited insulation (assumed)
Warm air, mains gas
Electric immersion, off-peak
mains gas (not community)
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat
assessment for green deal
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
No low energy lighting
Flat, limited insulation
Warm air, mains gas
Electric immersion, standard tariff
mains gas (not community)
Single glazed
not defined
No time or thermostatic control of room temperature