England and Wales: 1976-1982
marketed sale
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 13% of fixed outlets
Pitched, 25 mm loft insulation
Warm air, mains gas
Electric immersion, off-peak
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Room thermostat only
ECO assessment
Cavity wall, as built, partial insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 22% of fixed outlets
Pitched, 50 mm loft insulation
Warm air, mains gas
Electric immersion, off-peak
mains gas (not community)
Room heaters, electric
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat