The Dalite 60 x 96 Contour Electrol Motorized Front Projection Screen makes a great addition to any school room or business boardroom It features a strong extruded aluminum case which is available in either black white or graphite finish When not in use this screen easily retracts into its case which can either be mounted on a wall or in the ceiling The Contour Electrol is a beautiful addition to any installation The motor is oiledforlife and features an automatic thermal cutoff switch to help prevent overloads In addition the screen contains a unique braking system to stop it exactly where you want it The junction box is incorporated into the housing to help with installation and facilitates connection to the buildings power supply A threeposition switch controls the screen and contains a cover plate The Silent Motor feature assures ultra quiet operation a must for schools libraries hospitals and corporate boardrooms.