AIRGAS, INC., and U.S. BANK NATIONAL ASSOCIATION, as Trustee FOURTH SUPPLEMENTAL INDENTURE Dated as of February 14, 2013 to Indenture dated as of May 27, 2010 $325,000,000 1.650% Notes due 2018 and $275,000,000 2.375% Notes due 2020Fourth Supplemental Indenture • February 14th, 2013 • Airgas Inc • Wholesale-industrial machinery & equipment • New York
THIS FOURTH SUPPLEMENTAL INDENTURE, dated as of February 14, 2013 (the “Fourth Supplemental Indenture”), between Airgas, Inc., a Delaware corporation, as issuer (the “Company”) and U.S. Bank National Association, a National Banking Association organized and existing under the laws of the United States of America, as trustee (the “Trustee”).
