Airgas to Hold Analyst Meeting in Philadelphia.

RADNOR, Pa. -- Airgas, Inc. (NYSE:ARG) today announced that it will hold its 2007 analyst meeting on September 6, 2007 at 9:00 a.m. ET in Philadelphia, PA.

Speakers will include Airgas Chairman and CEO Peter McCausland; Mike Molinini, executive vice president and COO; Bob McLaughlin, senior vice president and CFO; Mike Rohde, senior vice president of distribution operations; and Tom Thoman, senior vice president of Airgas Merchant Gases.

Presentation materials will be available by 8:00 a.m. ET on September 6 in the "Investor Information" section under the "Company Information" heading on the Company's Internet site at www.airgas.com. A webcast of the presentation, which will last about three hours, will be available live and on demand through October 5 at http://www.shareholder.com/arg/medialist.cfm.

About Airgas, Inc.

Airgas, Inc. (NYSE:ARG), through its subsidiaries, is the largest U.S. distributor of industrial, medical, and specialty gases, and hardgoods, such as welding equipment and supplies. Airgas is also one of the largest U.S. distributors 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. More than 14,000 employees work in over 1,100 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.