A six-inch by six-inch by four-inch square junction box is mounted above the door within the ceiling space of the secure side. A one-inch conduit runs from the box to an accessible ceiling space or local communications room. A three-quarter-inch conduit connects to the assembly as specified.
6"X6"X4" SQ JUNCTION BOX. MOUNT JUNCTION BOX ABOVE DOOR IN THE CEILING SPACE OF THE SECURE SIDE 1" CONDUIT TO ACCESSIBLE CEILING SPACE OR LOCAL COMMUNICATIONS ROOM. REFER TO SPECIFICATIONS. 3/4" C.
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