<SEC-DOCUMENT>0001193125-19-055916-index.html : 20190228
<SEC-HEADER>0001193125-19-055916.hdr.sgml : 20190228
<ACCEPTANCE-DATETIME>20190228091536
ACCESSION NUMBER:		0001193125-19-055916
CONFORMED SUBMISSION TYPE:	PRE 14A
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20190501
FILED AS OF DATE:		20190228
DATE AS OF CHANGE:		20190228

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TREX CO INC
		CENTRAL INDEX KEY:			0001069878
		STANDARD INDUSTRIAL CLASSIFICATION:	LUMBER & WOOD PRODUCTS (NO FURNITURE) [2400]
		IRS NUMBER:				541910453
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		PRE 14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-14649
		FILM NUMBER:		19640716

	BUSINESS ADDRESS:	
		STREET 1:		160 EXETER DRIVE
		CITY:			WINCHESTER
		STATE:			VA
		ZIP:			22603-8605
		BUSINESS PHONE:		5405426300

	MAIL ADDRESS:	
		STREET 1:		160 EXETER DRIVE
		CITY:			WINCHESTER
		STATE:			VA
		ZIP:			22603-8605
</SEC-HEADER>
<DOCUMENT>
<TYPE>PRE 14A
<SEQUENCE>1
<FILENAME>d689773dpre14a.htm
<DESCRIPTION>PRE 14A
<TEXT>
Document 1 - file: d689773dpre14a.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>g689773g10q69.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 2 - file: g689773g10q69.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g689773g26p77.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g689773g26p77.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g689773g50z78.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g689773g50z78.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g689773g55s24.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g689773g55s24.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g689773g87f02.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g689773g87f02.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g689773g89z05.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g689773g89z05.jpg

</DOCUMENT>
</SEC-DOCUMENT>