Press Release

WINCHESTER, Va.--(BUSINESS WIRE)--July 9, 1999--Trex Company, Inc. (NYSE:TWP), manufacturer of Trex(R) Easy Care Decking(TM), today announced that it has been added to the Russell 2000 and 3000 indexes. Each year the Frank Russell Company adjusts its indexes by ranking the 3000 largest stocks in the U.S. equity market by capitalization as of May 31. The Russell 2000 measures the performance of the 2000 smallest companies in the Russell 3000 index. More than $100 billion is invested in index funds that use Russell's U.S. stock indexes as their model.

Robert Matheny, President, commented, "We are pleased that the rise in our market capitalization makes us eligible for inclusion in the Russell indexes. This should add to our efforts in making investors more aware of our achievements and potential as the nation's largest manufacturer of wood alternative decking products."

Trex Company is the nation's largest manufacturer of wood alternative decking products, which are marketed under the brand name Trex(R). Trex is a Wood-Polymer Lumber(TM) that offers an attractive appearance and the workability of wood without the ongoing need for protective sealants or repairs. Trex is manufactured in a proprietary process that combines waste wood fibers and reclaimed polyethylene and is used primarily for residential and commercial decking. The Company sells its products through 55 wholesale distribution locations, which in turn sell Trex to more than 2,000 independent contractor-oriented retail lumberyards across the United States. Additional information on Trex Company, Inc. can be found at www.trex.com.

Trex, Easy Care Decking and Wood-Polymer Lumber are either federally registered trademarks, trademarks or trade dress of Trex Company, Inc., Winchester, VA.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Statements in this press release regarding Trex Co.'s business which are not historical facts are "forward-looking statements" that involve risks and uncertainties. For a discussion of such risks and uncertainties, which could cause actual results to differ from those contained in the forward-looking statements, see "Risk Factors" in the company's filings with the Securities and Exchange Commission.

     
     CONTACT:  Lippert/Heilshorn & Associates
               John Nesbett/Vince Daniels
               212/838-3777
                 or
               Trex Company, Inc., Winchester
               Robert G. Matheny
               540/678-4070