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The treatment to the ceiling varies for each construction; please consult professionals for details.
Reinforce the area that is cut off and consolidate the roof beam.
Perform the connection of piping and wiring inside the ceiling.
Install the hanging bolt in the following different situations:
Install with an insertion or embedding screw.
U-shaped slot of the installation area.
the level degree of the unit with a gradienter.
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Install the hanging hook with an expansible
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