how to make an access panel in drywall ceiling
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3. Gypsum Gypsum is another common ingredient in mineral fiber ceiling tiles. It is a naturally occurring mineral that can improve the fire resistance of the tiles. Gypsum boards are often used as a backing for mineral fiber tiles, contributing to their overall stability and performance.
what are mineral fiber ceiling tiles made of

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The first step in installing a ceiling access panel is to identify the best location for it. Make sure you're not interfering with any joists, wires, or plumbing. Use a stud finder to locate ceiling joists and mark their positions. Ensure the access panel will give you direct access to the systems you need to reach.