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Door Opening Ratings

Question asked by Eric Hollmann on Nov 29, 2017
Latest reply on Nov 30, 2017 by Milton Werner

I have a 1 hour rate fire/smoke partition. It is allowable to have a 20 min rated door in this opening or is a 45 min door required. Any table reference I could use as back up would be helpful.


Thanks in advance for any help.

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