Installation is suitable for any flat surface. · Multi-layered construction with fiberglass backing helps screen remain taut and helps prevents waves from forming. · The projection surface utilizes unique materials creating a smooth surface for superior image quality. · The flexible projection surface is suitable for all occasions and ensures a color-rich reflection and sharp pictures. · Available up to 400 inches, allows a superior viewing experience for large audiences in large spaces. · Large diameter rollers ensure long-term screen integrity providing a consistent flat projection surface. · Utilizes Synchronous motor or tubular motor. Its unique noise control design ensures that raising and lowering the screen is smooth and quiet. · RF or IR remote controller is optional. · Fit for many different places, such as schools, business meetings, home cinema.