Subaru BRZ 2017 Owner's Manual page 258

3-1. Using the air conditioning system and defogger
Air outlets and air flow
258
Air flows to the upper body.
Air flows to the upper body and
feet.
Air flows to the feet.
Air flows to the feet and the
windshield defogger operates.
If the recirculated air mode is
used, it may automatically switch
to the outside air mode.