Alfa Romeo 4C Owner's Handbook Manual page 28

INTERNAL AIR
RECIRCULATION
ACTIVATION
Bring cursor B to .
It is advisable to switch the internal air
recirculation on while standing in
queues or in tunnels to prevent the
introduction of polluted air.
Do not use the function for a long time,
particularly if there are two people on
board, to prevent the windows from
misting.
IMPORTANT The internal air
recirculation system makes it possible
to reach the required heating or
ventilation conditions more quickly. Do
not use the internal air recirculation
function on rainy/cold days to avoid the
possibility of the windows misting.
24