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  1. Von Duprin Mullions/Allegion/2024-06-25

    Von Duprin Mullions/Allegion/2024-06-25

    Cover of Von Duprin Mullions — open the PDF

    Open the PDF · HPD 14136

    Expiration Date: 2027-06-25

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    A Mullion is a vertical frame member set in a double door opening which will allow both door leaves to be active. Mullions provide single door performance in double door openings with rim devices. Mullions are easily removed by loosening…