Large motor-in-roller front projection screen.  Designed for auditoriums and lecture halls. 

Choose the Paragon for auditoriums, lecture halls and any setting where a very large screen is required.  Sizes up to 21' x 28' or 35' diagonal for even the largest audiences.  Redesigned case of white extruded aluminum can be suspended anywhere, with controls wherever they're needed.

Your choice of conventional viewing surfaces: fiberglass matt white or glass beaded

Call for specifics for different models.