Benefits of Air Curtains in Cleanrooms
A cleanroom door is only as clean as the air that comes through it every time it opens. Filters, gowning, and sealed rooms all help, but the doorway itself is still a gap — and every time it opens, outside air gets a chance to sneak in. An air curtain is one of the simplest ways to close that gap without slowing anyone down. What Is an Air Curtain? An air curtain is a device mounted above or beside a doorway that blows a steady stream of air straight down (or across) the opening. It doesn't physically block the door — people and equipment walk straight through — but the moving air forms an invisible barrier that pushes back against outside air trying to get in. Think of it as a wall made of air. It's there the whole time the door is open, even though you can't see it. Why Cleanrooms Use Air Curtains Cleanrooms depend on controlled air — the wrong particles getting in can affect a whole batch of product. A door opening, even briefly, is one of the biggest risks...