Draper 4:3 NTSC Video Format M1300 Clarion Permanently Tensioned Wall-Mounted Projection Screens Clarion permanently tensioned projection screen. Viewing surface is flat, for perfect picture quality. Viewing surface is stretched tightly behind a beveled black aluminum frame. New design for quick assembly and flatter viewing surface--no snaps! Z-Clip wall mounting brackets included to simplify installation. Now available in 16:10 and 15:9 laptop presentation formats Viewing surface is flat and that means perfect picture quality. The Clarion's aluminum frame forms an attractive 2" border, for a clean, theatre-like appearance. Switch instantly between two projection formats with the optional Eclipse Masking System. The fabric attaches to the frame without snaps or tools, forming a perfectly smooth viewing surface. Z-Clip wall mounting brackets included to simplify installation. Standard black frame may be covered with velvety black Vel-Tex, which virtually eliminates all reflections on the frame. Depending on surface, available in sizes through 10' x 10' or 120" x 120" or 15' NTSC. Custom sizes available. Warranted for one year against defects in materials and workmanship.