Donaldson Aerospace & Defense Offers Engine Protection Presentation at Heli-Expo 2012 in Dallas

Feb. 6, 2012

ST. LOUIS, Mo., February 5, 2012 – Donaldson Aerospace & Defense, a division of Donaldson Company, Inc. (NYSE: DCI), will help rotorcraft operators improve performance – and save money – with its new information session at Heli-Expo 2012 at the Dallas Convention Center in Dallas, Texas.  The presentation, “Engine Protection – Realizing Return on Investment (ROI) Quickly,” focuses on the latest rotary wing filtration technology developments and methods to maximize value for system investments. It is scheduled at 10:00 a.m. on Sunday, February 12, at Room C-145 in the convention center.

“Each time your engine starts, there is risk of erosive damage to critical components – or worse,” said Michael Scimone, president of Donaldson’s St. Louis office. “Donaldson’s experts can assist helicopter operators minimize risk and reduce operating costs.”

Session topics will cover why engine protection is important and how it affects mission performance, actual operational outcomes after filtration system installation, and money-saving tips to improve return on investment, followed by questions and answers.

Donaldson’s comprehensive helicopter filtration line will be featured throughout Heli-Expo, Feb. 12-14, in the company exhibit, Booth 8451.

About Donaldson Aerospace & Defense

Donaldson Aerospace & Defense is a leading worldwide provider of filtration systems for the aerospace and defense industry. Our filtration solutions protect fixed wing aircraft, rotorcraft, military ground vehicles, electronic equipment, space vehicles, missiles, military shipboard systems, and amphibious vehicles. We are committed to advancing filtration technology, providing quality products and prompt customer service. Our group serves customers from sales, engineering, and manufacturing locations around the world.  To learn more, please go to www.DonaldsonAerospace-Defense.com.

About Donaldson Company

Donaldson is a leading worldwide provider of filtration systems that improve people’s lives, enhance our Customers’ equipment performance, and protect our environment. We are a technology-driven Company committed to satisfying our Customers’ needs for filtration solutions through innovative research and development, application expertise, and global presence. Our 12,900 employees contribute to the Company’s success by supporting our Customers at our more than 100 sales, manufacturing, and distribution locations around the world.

Donaldson is a member of the S&P MidCap 400 and Russell 1000 indices, and our shares trade on the NYSE under the symbol DCI. Additional information is available at www.donaldson.com.