Press Release

FARMINGDALE, NEW YORK, March 10, 2015 – Telephonics Corporation (Tel-ephonics), a wholly owned subsidiary of Griffon Corporation (NYSE: GFF), an-nounced today that its Sky Search-2000®M, an Air Traffic Control (ATC) system, has completed Monopulse Secondary Surveillance Radar (MSSR) certification testing in China and has received the official certification from the Civil Aviation Authority of China (CAAC). The rigorous, comprehensive and lengthy assess-ment analyzed Telephonics’ MSSR performance and aircraft reporting ability for civil ATC applications in Chinese airspace.

Telephonics’ Sky Search-2000M has a complete suite of civil mode interrogation capabilities including Selective Identification Feature (SIF), Mode S and Multi-Channel Passive Automatic Dependent Surveillance-Broadcast (ADS-B), provid-ing optimum control in China’s increasingly congested air space. The system’s open architecture design and versatility enables easy integration with Telephon-ics’ certified AeroTrac

® Air Traffic Management system, which has also received a two-year service extension. Sky Search-2000M also integrates easily with any other manufacturers’ air traffic automation system. This new certification allows Telephonics to provide advanced MSSR systems to this growing market in the future.

"As China continues to add airports and expand as well as enhance their capabil-ities to enable greater capacity, integration of state-of-the-art technology that fur-ther increases the safety and efficiency of China’s airspace becomes of utmost importance," said Joseph J. Battaglia, President and Chief Executive Officer of Telephonics. "Telephonics is pleased that certification testing of the Sky Search-2000M system has been successfully completed, leading us one step closer to reaching this critical goal."

About Telephonics

Telephonics' high-technology engineering and manufacturing capabilities provide integrated information, communication and sensor system solutions to military and commercial markets worldwide. Telephonics specializes in aircraft inter-communication systems, wireless communication systems, radars, identification friend or foe products, integrated security systems, air traffic management sys-tems, aerospace electronics, and the performance of threat and radar system analyses.

About Griffon Corporation

Griffon Corporation (the "Company" or "Griffon"), headquartered in New York, N.Y., is a diversified management and holding company that conducts business through wholly-owned subsidiaries. The Company oversees the operations of its subsidiaries, allocates resources among them and manages their capital struc-tures. The Company provides direction and assistance to its subsidiaries in con-nection with acquisition and growth opportunities as well as in connection with divestitures. Griffon also seeks out, evaluates and, when appropriate, will ac-quire additional businesses that offer potentially attractive returns on capital to further diversify itself.

Forward-Looking Statements

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Certain statements other than statements of historical fact included in this release are forward-looking statements. Such forward-looking statements are based on the beliefs of the company’s management, as well as assumptions made by and information currently available to the company’s management. Ac-tual results could differ materially from those contemplated by the forward-looking statements. Information concerning risks and uncertainties that may impact the company’s results and forward-looking statements are set forth in Griffon Corpo-ration’s filings with the SEC. The company does not undertake to release public-ly any revisions to these forward-looking statements to reflect future events or circumstances or to reflect the occurrence of unanticipated events.