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Thread: 2 hour masonry firewall
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09-09-2008, 11:01 AM #5habitual user
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Originally Posted by MH DraftingWarren Hirsch
Something is missing. An 8" CMU wall is recognized by the code as having a prescriptive rating of over 4 hours. A UL rating is not required for a prescriptive wall design. I would ask for clarification.Originally Posted by MH Drafting
Warren Hirsch