NEWS ANNOUNCEMENT FOR IMMEDIATE RELEASE CONTACT: Chris Antonucci at 440-392-7669 STERIS CORPORATION ENCOURAGES AHE EXCHANGE 2013 ATTENDEES TO THINK BEYOND THE SURFACE IN INFECTION CONTROL

Company showcases latest hand hygiene and room decontamination solutions

MENTOR, OHIO - Sept. 12, 2013 - The critical nature of infection prevention in a healthcare environment is dependent on the use of effective disinfection products, while ensuring staff consistently follows proven, effective protocols. To that end, STERIS Corporation has developed a series of solutions aimed at closing gaps in hospitals' environmental surface and room decontamination practices, as well as improving hand hygiene effectiveness and comfort.

STERIS Corporation, a leading provider of infection prevention solutions, will be showing a number of these innovations in an exhibit it has themed "Beyond the Surface" at the Association for the Healthcare Environment Exchange 2013 conference in Indianapolis Sept. 15-18.
At STERIS Booth #407, AHE professionals will be able to explore some of the latest additions to the Company's expanded and updated IP toolkit, with simplified solutions such as:

Easy 1, 2, 3 steps to use the PATHOGON™ UV Disinfection System and VaproQuip™ Decontamination Room for high-touch, noncritical room and equipment surfaces.

Soft 'N Sure® Antiseptic Hand Gelformulated for repeated use.

Alcare Plus® Antiseptic Handrubsurgical scrub and handrinse with extra emollients for hand antisepsis and moisturizing at the same time.

Bactoshield® 2% CHG Handwash/Surgical Scrubsecond-generation formulation with technology that allows 2% CHG to be as efficacious as 4% CHG.

CalStat® Plus Antiseptic Handrubwith extra emollients that decontaminates and adds moisture to the skin after every use.

CV® Medicated Lotion Soap, a gentle, ready-to-use handwash with documented efficacy against both gram positive and gram negative bacteria.

Kindest Kare® brand of mild, moisturizing personnel formulations for frequent healthcare use, including Foaming Handwash, Antiseptic Foaming Handwash, Foam Antiseptic Handrub and Skin Cleanser.

STERIS Corporation News Announcement Page 2

"Preventing infection is a huge responsibility and it's one that's shared staff-wide," said Ted Mielnik, Vice President, Global VHP Application, STERIS. "In an era when environmental services workers are sometimes resource-challenged and consistently striving to improve their productivity, we focus on providing them with effective solutions that enable validated, reliable and repeatable decontamination that eliminates the risk for cross-contamination."

About STERIS Corporation

STERIS Corporation is a leading provider of infection prevention and surgical products and services, focused primarily on critical healthcare, pharmaceutical and research markets around the world. The Company supplies a broad array of equipment, consumable and service solutions that help assure productivity and quality. The Company is listed on the New York Stock Exchange under the symbol STE. For more information, visit www.steris.com. For information
on STERIS healthcare solutions, visit www.steris.com/healthcare/.
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Editor's Note: For additional product information and images, please contact Chris Antonucci:

chris_antonucci@steris.com.

This news release may contain statements concerning certain expectations, forecasts, estimates, product performance or other forward-looking information affecting or relating to the Company or its products that are intended to qualify for the protections afforded "forward- looking statements" under the Private Securities Litigation Reform Act of 1995 and other laws and regulations. Forward-looking statements speak only as to the date of this report, and may be identified by the use of forward-looking terms such as "may," "will," "expects," "believes," "anticipates," "plans," "new," "advanced," and "best available," or the negative of such terms or other variations on such terms or comparable terminology. Many important factors could cause actual results to differ materially from those in this news release including, without limitation, disruption of production or supplies, changes in

product use, pending or future claims, technology advances, and changes in government regulations or the application or interpretation thereof. No assurances can be provided as to any product performance or product safety unless all labeling, instructions for use, MSDS and other product literature are strictly followed. Unless legally required, the Company does not undertake to update or revise any forward-looking statements even if events make clear that any projected results, express or implied, will not be realized. Other potential risks and uncertainties that could cause actual results to differ materially from those in this news release include, without

limitation, (a) the possibility that market demand will not develop for new technologies, products or application; (b) the possibility that application of or compliance with laws, court rulings, regulations, certifications or other requirements or standards may delay or prevent product introductions, affect the production and marketing of existing products, or otherwise affect product performance; or (c) uses not consistent with product instructions. Product descriptions and performances herein are for illustration only and do not modify labeling, warranties or other technical literature.

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