Each Closed-back Ceiling speaker is supported by a C-ring and two tile rails. The tile rails prevent the speakers from falling if the tile itself comes out or falls apart, as their ends catch onto the T-grid. When mounting onto the ceiling tiles, use both supports. When mounting onto a sheetrock ceiling, the C-ring alone is used to reinforce the ceiling material.
Be sure that the tiles can support the speaker. Smaller sized tiles or i
When this is the case, the speakers will need additional support.
Figure 3 shows a schematic diagram of the
Figure 3:
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