The Fixed Frame Projection Screen PSGA54 is perfect for education, commercial presentations or residential home cinema. This aluminum frame boarder is covered with 3.5" width velvet for elegant look. The adjustable fix plates offer equal tension over the entire projection surface. Sliding wall mounts provide adjustable horizontal centering. White soft projection screen fabric with 1.1 gain and 140° viewing angle is more resilient, and also flame retardant and mildew resistant. The projection area of this 54" screen is 1.2x0.67m.