Designed for speed and flexibility from an ordering and installation standpoint. Chief's SYSAU Suspended Ceiling Projector System cuts installation time by one-third and includes everything needed to complete the majority of installations. This option includes a flexible and scalable plenum-rated storage box Features - System comes out of box in the order needed with mount and column preassembled - Adjustable ceiling plate allows placement above or below tile and accommodates inconsistent T-grids - Compatible with 2' x 2', 2' x 4', 60 x 60cm, & 62.5 x 62.5cm ceiling grids - Detachable electric plate for pre-wiring - Compatible with popular 2 gang adjustable mud rings - Tool-FreeMicrozone adjustment eliminates the need for set screws - CentrisTechnology enables effortless fingertip positioning with new tool-free lockdown - Adjustable 0-12" column with dual inlay channels for high and low voltage cables - Q-Lock Quick Release Lever provides quick connect/disconnect ofthe projector for service and enhanced security with an integrated key and lock system - Improved universal interface for easier lock/unlock at projector connection - Storage Features - Plenum-rated enclosure is scalable to fit AV equipment - Shift enclosure along tile bridge to avoid plenum interferences - Removable covers enable side access in shallow plenum spaces and full access from above - Six trade size conduit knockouts in 0.5", 1", 1.5" (12, 25, 38 mm) - Flexible conduit knockouts allow high voltage conduit to pass through plenum box when the power is facing into the room below.