GRIFFON UNIT SIGNS TWO AIR TRAFFIC CONTROL CONTRACTS IN CHINA VALUED AT $3.25 MILLION; TELEPHONICS TO SUPPLY AIR TRAFFIC CONTROL AUTOMATION EQUIPMENT TO THE CIVIL AVIATION AUTHORITY OF CHINA

Jericho, New York, June 13, 2005 — Telephonics Corporation, a wholly owned subsidiary of the Griffon Corporation (NYSE:GFF), announced today that it was awarded two contracts valued at $3.25 million for Air Traffic Control Automation Systems for the cities of Zhanjiang and Zhengzhou, China. Under these contracts, Telephonics will supply their most advanced air traffic management systems to manage both international and domestic air traffic in the Eastern and the Northwest regions of China. With these new ATC awards, the Civil Aviation Authority of China (CAAC) can provide the first real-time flight plan information exchanges between multiple cities in China where the Telephonics AeroTrac® system is already operational.

Telephonics Corporation has supplied the Peoples Republic of China with a full range of ATM products and services covering the entire airspace in the Middle and Southern region of China and in other sectors in the Eastern and Northwest regions of China. Telephonics also supplies fixed and mobile Monopulse Secondary Surveillance Radar currently in use in several sites throughout China.

Telephonics’ AeroTrac® is an advanced en-route and terminal automation system that features multi-radar capacity, high tracking accuracy and advanced flight information processing. Work on this program will be performed at Telephonics’ facilities in Farmingdale and Huntington, NY. Delivery is scheduled for early 2006.

About Telephonics Corporation
A subsidiary of Griffon Corporation (NYSE: GFF), Telephonics’ (www.telephonics.com) broad based, high-tech engineering capabilities provide integrated information and communication systems solutions to both domestic and international markets. The company is organized into two operating divisions: Communications Systems, specializing in aircraft intercommunications, mass transit communications, wireless and audio products; and Command Systems, specializing in traffic management systems, maritime surveillance radar and aerospace electronics; and one wholly-owned subsidiary, TLSI. Operating under the Telephonics umbrella, TLSI (www.tlsi.com) manufactures application-specific integrated circuits (ASIC) for the telecommunications, automotive and industrial security markets.

About Griffon Corporation
In addition to developing and manufacturing information and communication systems for government and commercial markets worldwide, Griffon Corporation is also a leader in the development and production of embossed and laminated specialty plastic films used in the baby diaper, feminine napkin, adult incontinent, surgical and patient care markets. Griffon Corporation is also a leading manufacturer and marketer of residential, commercial and industrial garage doors sold to professional installing dealers and major home center retail chains. Through a substantial network of operations located throughout the country, Griffon’s building products company also installs and services specialty building products, primarily garage doors, openers, fireplaces and cabinets for new construction markets.

Forward Looking Statements
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