da-lite pearlescent tensioned advantage electrol - av format 6 x 8 diagonal
dl4668 features same great design as our advantage electrol except screen is tensioned for an extra flat surface for optimum image quality when using video or data projection . tab guide cable system maintains even lateral tension to hold surface flat while custom slat bar with added weight maintains vertical tension . front projection surfaces standard with black backing for opacity . standard with a decora style three position wall switch . for easy installation the tensioned advantage is available with scb-100 and scb-200 rs-232 serial control board low voltage control unit silent motor or silent motor with low voltage control built into the case . ul plenum rated case . contains a 2 wide slot on the bottom of the case that the screen drops out of . screen material pearlescent a non-supported vinyl fabric offering a higher degree of reflectivity and brilliance without loss of image quality or resolution . this surface is a good choice when producing video images with a lower output projector and where there is a high amount of ambient light present . screen surface can be cleaned with mild soap and water . flame retardant and mildew resistant . viewing angle 40 gain 1.5