Plastic ceiling box cover
STEP 1: Attach the mounting bracket to a 3½" or 4" round or octagonal box with the screws provided. The “A” side of the bar is for a flat ceiling and the “B” side is for an uneven or textured ceiling.
STEP 2: On a flat ceiling, push the screw on the cover into the opening of the bracket to the cover. On a textured ceiling, screw on the cover into the opening until it is tight against the ceiling.
STEP 3: The cover can be removed by either pulling down on the cover or by unscrewing it on an uneven or textured ceiling.