Airgas CFO to Present at Lehman Brothers 2006 High Yield Bond Conference.

RADNOR, Pa. -- Airgas, Inc. (NYSE:ARG) Senior Vice President and Chief Financial Officer Roger Millay will speak at the Lehman Brothers 2006 High Yield Bond Conference in Orlando, FL on Friday, March 17, at 9:15 a.m. EST. Interested parties may listen to a live webcast or replay until April 18 by accessing http://www.shareholder.com/arg/medialist.cfm

The slides will be available for download by 5:00 p.m. EST on March 16 on the Airgas Investors website at http://www.shareholder.com/arg/slides.cfm

About Airgas, Inc.

Airgas, Inc. (NYSE:ARG), through its subsidiaries, is the largest U.S. distributor of industrial, medical, and specialty gases, and related hardgoods, such as welding equipment and supplies. Airgas is also the third-largest U.S. distributor of safety products, the largest U.S. producer of nitrous oxide and dry ice, the largest liquid carbon dioxide producer in the Southeast, and a leading distributor of process chemicals, refrigerants and ammonia products. Its 10,000 employees work in about 900 locations including branches, retail stores, gas fill plants, specialty gas labs, production facilities and distribution centers. Airgas also distributes its products and services through eBusiness, catalog and telesales channels. Its national scale and strong local presence offer a competitive edge to its diversified customer base. For more information, please visit www.airgas.com.