SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of earliest event reported): May 15, 2003

TREX COMPANY, INC.

(Exact Name of Registrant as Specified in Charter)

Delaware	001-14649	54-1910453
(State or Other Jurisdiction	(Commission File Number)	(IRS Employer
of Incorporation)		Identification No.)

160 Exeter Drive
Winchester, Virginia	22603-8605
(Address of Principal Executive Offices)	(ZIP Code)

Registrant’s telephone number, including area code: (540) 542-6300

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Item 9:     Regulation FD Disclosure

On May 15, 2003, Anthony J. Cavanna, the Executive Vice President and Chief Financial Officer and a director of Trex Company, Inc. (the “Company”), and Robert G. Matheny, the President, Chief Executive Officer and a director of the Company, entered into sales plans pursuant to Rule 10b5-1 of the Securities Exchange Act of 1934, as amended, pursuant to which they may sell shares of the Company’s Common Stock. Under the Rule 10b5-1 sales plans, Mr. Cavanna may sell up to 200,000 shares of Common Stock through February 19, 2004, and Mr. Matheny may sell up to 390,000 shares of Common Stock through February 20, 2004.

The information in this Current Report on Form 8-K is furnished pursuant to Item 9 and shall not be deemed to be “filed” for the

purpose of Section 18 of the Securities Exchange Act of 1934 or otherwise subject to the liabilities of that section.

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	TREX COMPANY, INC.
Date:    May 16, 2003	/s/ ROBERT G. MATHENY
	Robert G. Matheny President and Chief Executive Officer

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