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Unread 01-13-2021, 06:35 PM   #27
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Join Date: May 2017
Location: Milwaukee WI area
Posts: 1,223
well, if the surface of the board got wet you don't have to. but if the surface of drywall with membrane gets wet, you don't have to either. if water gets past the board either in a seam/joint/hole it is demo time.
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