FogScreen® projection screen, produces a thin curtain of “dry” fog that serves as a translucent projection screen, displaying images that float in the air. The result: stunning, attention-demanding displays that can be walked through!which results in stunning, attention-demanding displays - FogScreen® projection screen is used so often at product launches, trade shows, restaurants, museums, and other venues. It’s as simple as it is stunning. With the use of ordinary tap water and digital technology.