England and Wales: 1976-1982
marketed sale
Cavity wall, as built, no insulation (assumed)
Solid, no insulation (assumed)
Low energy lighting in 35% of fixed outlets
Pitched, 100 mm loft insulation
Boiler and radiators, mains gas
From main system
mains gas (not community)
Room heaters, mains gas
Fully double glazed
double glazing, unknown install date
Room thermostat only
not sale or rental
Cavity wall, with external insulation
Solid, no insulation (assumed)
Low energy lighting in all fixed outlets
Pitched, 300 mm loft insulation
Air source heat pump, radiators, electric
From main system
electricity (not community)
Fully double glazed
double glazing installed during or after 2002
Time and temperature zone control