Carl&rsquo;s Blackout Cloth, 4:3, 6.75x9, Hanging DIY Projector Screen Kit, White, Gain 1.0 Kits include: 1 Finished Edge Screen, Corner/Support Steel Fittings, Bungees and Assembly Instructions. *** Kits do not include the required 1" EMT frame poles. *** Kits provide the correct tension and remove the guess work out of tension-mounting. Blackout Cloth screen material is extremely sturdy and best when stretched tightly and evenly in all four directions (tight like a drum). This front projection blackout fabric surface is the standard to which all other screen surfaces are compared. Blackout Cloth's matte white surface and gain of 1.0 diffuse light in all directions so the image can be seen from any angle. It is suitable for use in a variety of settings with accurate color and clarity in a dark viewing environment where ambient light is controlled (dark viewing environment). View our Technical Specification documents below for additional information including; specifications, installation guide and a comparison to Carl's other projector screen materials. Ships Folded in a Box. Remove your screen from the box immediately upon receipt. Once installed and the proper tension has been applied evenly all the way around the screen, the folds pull out. To store your screen; make sure it is clean and dry and fold it loosely.