Gypsum FAQ: When to Caulk a Fire-Rated Wall Assembly

Learn about instances in which a fire-rated wall assembly must be sealed. The Gypsum Association explains building code and other requirements.
Frequently Asked Question:
The standard practice is to mount gypsum panel products such that ¼” gap exists between the board and the floor. Does this mean a fire-rated wall assembly needs to be caulked between the board and the floor?
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[@PaulPeck]

Great information guy's! Thank you!