England and Wales: 1950-1966
marketed sale
Cavity wall, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 25% of fixed outlets
Roof room(s), insulated
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat
ECO assessment
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 21% of fixed outlets
Roof room(s), no insulation (assumed)
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, wood logs
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat