I think you could split divide the indoor zone into two zones, divided in the middle by two walls. 1) The thick wall, 2) An air wall.

I think you could divide the indoor zone into two zones, divided in the middle by two walls. 1) The the thick wall, 2) An air wall.

I think you could may divide the indoor zone into two zones, divided in the middle by two walls. 1) the thick wall, 2) An air wall.