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Can we use concealed closing devices in positive pressure doors?

April 26, 2017closing concealed Devices doors positive pressure

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Can we use concealed closing devices in positive pressure doors?

1 Answer

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10 Posted

No, there are no approvals at this time for concealed closing devices tested to positive pressure requirements. Q: Can we use fire doors made with Georgia-Pacific Gypsum components for fire rated doors for exterior applications A: No, Georgia-Pacific Gypsum components for fire-rated doors are not intended to be used in exterior applications.