This fire-rated control joint detail in a gypsum board partition assembly features two layers of 5/8-inch gypsum board on metal stud framing. The joint accommodates movement with a maximum 1/2-inch gap and is certified for one or two-hour fire ratings under WHI-495-PSV-0824. Maximum partition spacing is set at 24 feet on center.
RATED PARITION AS SCHEDULED 1 OR 2-HR FIRE RATED WHI-495-PSV-0824 5/8" 1/2" MAX 1 7/8" 3 1/8" 2 LAYERS 5/8" GYPSUM BOARD 24' - 0" MAX 24' - 0" MAX
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