Product Description: Suitable for offices, training and meeting rooms. Built-in tensioning arm locks in place when screen is extended to provide a flat, tensioned viewing surface. Screen surface may be angled with included pull cord to eliminate keystoning when screen is mounted with extension wall brackets or suspended from the ceiling. Matte White, High Contrast Matte White, Glass Beaded, Video Spectra 1.5 and Silver Matte fabrics will be seamless in all sizes. High Power fabric up to and including 6\' high will be seamless.Da-Lite\'s wide selection of manual wall and ceiling screens gives the presenter a professional solution for any projection application or situation. All screens incorporate Da-Lite\'s exclusive Camlok roller system that prevents the screen from being accidentally pulled from the roller. All screens come with black masking borders as standard.Matte White - The most versatile screen surface and the premier choice when ambient light is controllable. It evenly distributes light over a wide viewing area while colors remain bright and life-like, with no shifts in hue.