England and Wales: 1967-1975
marketed sale
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 29% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
No time or thermostatic control of room temperature
FiT application
System built, with external insulation
Solid, no insulation (assumed)
Low energy lighting in 92% of fixed outlets
Pitched, 270 mm loft insulation
Boiler and radiators, mains gas
From main system, no cylinder thermostat
mains gas (not community)
Portable electric heaters (assumed)
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat