England and Wales: 1967-1975
rental (social)
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 78% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Fully double glazed
double glazing installed during or after 2002
Programmer, room thermostat and TRVs
ECO assessment
System built, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 55% of fixed outlets
Pitched, 150 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Room heaters, electric
Partial double glazing
double glazing installed before 2002
Programmer and room thermostat