>The blowers may be “air curtain” that reduce loss. For anyone else who was looking to learn more, Wikipedia terms this an "Air door"[0]. [0] https://en.wikip

>The blowers may be “air curtain” that reduce loss. For anyone else who was looking to learn more, Wikipedia terms this an "Air door"[0]. [0] https://en.wikipedia.org/wiki/Air_door https://en.wikipedia.org/wiki/Air_door