England and Wales: 1983-1990
marketed sale
Cavity wall, filled cavity
Solid, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Mostly double glazing
double glazing, unknown install date
Room thermostat only
marketed sale
Cavity wall, filled cavity
Suspended, no insulation (assumed)
Low energy lighting in 43% of fixed outlets
Pitched, 200 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing installed before 2002
Programmer and room thermostat