DESC: Designed for permanent mounting to the wall or in a wall opening. Front or rear projection surfaces snap easily on to the front of the silver aluminum frame. Flat back and sides for easy installation. Provides a perfectly flat viewing surface for graphic and data video projection. Da-Mat™, High Contrast Da-Mat™, Da-Tex™ (rear), Pearlescent, Cinema Vision, High Contrast Cinema Vision and Dual Vision fabrics up to and including 12' high will be seamless.