GenTek Inc. Announces Agreement To Acquire The Assets Of The Precision Engine Products Corp.

PARSIPPANY, N.J.--June 30, 2006--GenTek Inc. announced today that it has executed a purchase agreement to acquire the assets of Precision Engine Products Corp., a wholly owned subsidiary of Stanadyne Corporation of Windsor, CT. Precision Engine Products is dedicated principally to the manufacturing of hydraulic lash adjusters and die cast aluminum rocker arm assemblies utilized in valve train systems for both OEM and after market applications to the global automotive and light duty truck markets. Hydraulic lash adjusters and die cast aluminum rocker arm assemblies are complementary to products manufactured and marketed by GT Technologies of Westland, Michigan, an operating division of GenTek Inc. Precision Engine Products has approximately 230 employees primarily located in manufacturing facilities in Tallahassee, Florida and Curitiba, Brazil.

The purchase price of the transaction is $25 Million cash, plus a working capital adjustment and the potential of an earn out for Stanadyne of $10 Million, twelve months following transaction close, based on certain performance metrics being achieved post closing. The transaction is expected to close by the end of July 2006.

Commenting on the transaction, Greg Gilbert, Vice President and General Manager of GT Technologies noted, "This transaction strengthens our market position with our present customer base by adding hydraulic lash adjusters and die cast aluminum rocker arm assemblies to our product portfolio and accelerates our geographic reach into new customers and suppliers located in Europe, South America and Asia." William E. Redmond, Jr., GenTek's President and Chief Executive Officer added, "We expect this transaction to be accretive to GenTek shareholders within a year following the closing. Moreover, this strategic investment in our valve train business will further drive GenTek shareholder value creation through improved cash flows and operating efficiencies as well as strengthening our long term prospects in the automotive and light duty truck categories globally."

About GenTek Inc.

GenTek provides specialty inorganic chemical products and services for treating water and wastewater, petroleum refining, and the manufacture of personal-care products, valve-train systems and components for automotive engines and wire harnesses for large home appliance and automotive suppliers. GenTek operates over 60 manufacturing facilities and technical centers and has approximately 6,500 employees.

GenTek's 2,000-plus customers include many of the world's leading manufacturers of cars and trucks, heavy equipment, appliances and office equipment, in addition to global energy companies and makers of personal-care products. Additional information about the company is available at www.gentek-global.com.