Carl&rsquo;s ProWhite, 16:9, 71x126, Projector Screen Material, White, Gain 1.1 ProWhite is easier to install because it does not require tension-mounting or building a frame; simply attach it to the wall In a dark room where ambient light is controlled ProWhite offers a beautiful, bright image This front-projection screen material has a warm white surface and gain of 1.1 ProWhite is made of fiberglass layer and bonded with PVC which works very well indoors Ships rolled on a tube. This is a stiff material which should not be folded.