Exhibit 10.42



 Exhibit 10.42 
 TWELFTH AMENDMENT TO CREDIT AGREEMENT 
 THIS TWELFTH AMENDMENT TO CREDIT AGREEMENT
(this “Amendment”) is dated and effective as of June 16, 2008, by and between TREX COMPANY, INC., a Delaware corporation (sometimes hereinafter referred to herein as “Trex Inc.”), and BRANCH BANKING AND TRUST
COMPANY, a North Carolina state banking corporation, successor by merger to Branch Banking and Trust Company of Virginia (hereinafter referred to herein as the “Bank”). 
 Trex Inc., TREX Company, LLC, a Delaware limited liability company (“TREX LLC”), and the Bank are the original parties to that certain Credit
Agreement dated as of June 19, 2002, as amended by a First Amendment to Credit Agreement dated as of August 29, 2003, as further amended by a Second Amendment to Credit Agreement dated as of September 30, 2004, as further amended by a
Third Amendment to Credit Agreement dated as of March 31, 2005, as further amended by a Fourth Amendment to Credit Agreement dated as of July 25, 2005, as further amended by a Fifth Amendment to Credit Agreement dated as of
December 31, 2005, as further amended by a Sixth Amendment to Credit Agreement dated as of November 9, 2006, as further amended by a Seventh Amendment to Credit Agreement dated as of December 31, 2006, as further amended by an Eighth
Amendment to Credit Agreement dated as of March 16, 2007, as further amended by a Ninth Amendment to Credit Agreement dated as of June 12, 2007 and effective as of June 18, 2007, as further amended by a Tenth Amendment to Credit
Agreement dated as of December 21, 2007, as further amended by an Eleventh Amendment to Credit Agreement dated as of December 31, 2007 (as so amended and as it may hereafter be amended, restated, supplemented, replaced or otherwise
modified from time to time, the “Credit Agreement”). Subject to the terms and conditions contained in the Credit Agreement, the Bank agreed to extend to Trex Inc. and TREX LLC (i) a revolving credit facility, with a letter of credit
subfacility, in the aggregate amount of $70,000,000 for working capital financing of Trex Inc.’s and TREX LLC’s accounts receivable and inventory, to purchase new equipment and/or for other general corporate purposes of Trex Inc. and TREX
LLC, (ii) a term loan facility in the amount of $9,570,079.88 to refinance the Winchester Property (as defined in the Credit Agreement), and (iii) a term loan facility in the amount of $3,029,920.12 to finance existing improvements to the
Winchester Property. Effective December 31, 2002, TREX LLC merged with and into Trex Inc., with Trex Inc. being the surviving entity. As a result of such merger, Trex Inc. is the sole borrower under the Credit Agreement and shall hereinafter
sometimes be referred to in this Amendment as the “Borrower.” 
 The Borrower has requested that the Bank modify certain financial
covenants contained in the Credit Agreement, and the Bank is willing to do so upon the terms and conditions contained herein. 
 Accordingly,
the Borrower and the Bank hereby agree as follows: 
 Capitalized terms used in this Amendment and not otherwise defined herein shall have the
meanings assigned thereto in the Credit Agreement. 







 2. Sections 6.07(p) and 6.07(q) of the Credit Agreement are hereby deleted in their entirety and the
following Sections are substituted in their places: 
 (p) Liens on the Mississippi Facility, but only to the extent that such
Liens secure only the Mississippi Financing; 
 (q) Liens securing Debt of the Borrower incurred solely under the ISDA Master
Agreement dated as of December 16, 2004 by and between the Borrower and JPMorgan Chase Bank, N.A., together with Schedule to Master Agreement dated as of December 16, 2004 between the Borrower and JPMorgan Chase Bank, N.A., together with
ISDA Credit Support Annex to the Schedule to the ISDA Master Agreement dated as of December 16, 2004 between the Borrower and JPMorgan Chase Bank, N.A., together with Credit Support Annex to the Schedule to the Master Agreement dated as of
December 16, 2004 between the Borrower and JPMorgan Chase Bank, N.A. (collectively, the “Chase Hedging Agreement”) as the Chase Hedging Agreement was in effect as of December 16, 2004; and 
 (r) in addition to the Liens permitted under clauses (a) to and including (q) of this Section 6.07, Liens securing Debt
that does not exceed $250,000 in the aggregate. 
 3. The Borrower hereby represents and warrants to the Bank (which representations and
warranties shall survive the execution and delivery of this Amendment) that: 
 (a) It is in compliance with all of the terms, covenants and
conditions of the Credit Agreement, as amended by this Amendment, and each of the other Loan Documents. 
 (b) There exists no Default or
Event of Default under the Credit Agreement, as amended by this Amendment, and no event has occurred or condition exists which, with the giving of notice or lapse of time, or both, would constitute such a Default or Event of Default. 
 (c) The representations and warranties contained in Article V of the Credit Agreement are, except to the extent that they relate solely to an earlier
date or except to the extent that they relate solely to TREX LLC, true in all material respects with the same effect as though such representations and warranties had been made on the date of this Amendment. 
 (d) The execution, delivery and performance by the Borrower of this Amendment are within its corporate powers, have been duly authorized by all
necessary corporate action, require no action by or in respect of, or filing with, any governmental body, agency or official and do not contravene or constitute (with or without the giving of notice or lapse of time or both) a default under any
provision of applicable law or of the organizational 

  

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documents of the Borrower or any Subsidiary or of any agreement, judgment, injunction, order, decree or other instrument binding upon or affecting the
Borrower or any Subsidiary or result in the creation or imposition of any Lien on any asset of the Borrower or any of its Subsidiaries other than a Lien in favor of the Bank as provided in the Security Agreement. 
 (e) This Amendment constitutes the valid and binding agreement of the Borrower, enforceable against the Borrower in accordance with its terms, except as
such enforceability may be limited by bankruptcy, insolvency or similar laws affecting creditors’ rights generally and by equitable principles of general applicability (regardless of whether such enforceability is considered in a proceeding in
equity or at law). 
 (f) Except as set forth on Schedule 5.05 to the Credit Agreement, there is no material action, suit, proceeding
or investigation pending against, or to the knowledge of the Borrower threatened against, contemplated or affecting, the Borrower or any of its Subsidiaries before any court, arbitrator or governmental body, agency or official which has, or could
reasonably be expected to have, individually or in the aggregate, a Material Adverse Effect, or which in any manner draws into question the validity or enforceability of this Amendment or any of the other Loan Documents, and there is no basis known
to the Borrower or any of its Subsidiaries for any such action, suit, proceeding or investigation. 
 4. The Bank’s agreement to enter
into this Amendment is subject to the following conditions precedent: 
 (a) The Borrower shall have executed and delivered to the Bank this
Amendment. 
 (b) The Borrower shall have provided the Bank evidence that is satisfactory to the Bank in its sole and absolute opinion that,
as of the date of this Amendment and after giving effect to this Amendment, no default or event of default has occurred, and no event which, with the giving of notice or the lapse of time, or both, has occurred, under the Chase Credit Agreement, the
Chase Hedging Agreement, any other agreement between the Borrower and JPMorgan Chase Bank or any other agreement executed by the Borrower for the benefit of JPMorgan Chase Bank, N.A. 
 (c) The Borrower shall have executed and delivered, or caused to be executed and delivered, to the Bank such other and further documents, certificates,
opinions and other papers as the Bank shall reasonably request; and the Borrower shall have paid all fees due to the Bank. 
 5. Except as
expressly amended hereby, the terms of the Credit Agreement shall remain in full force and effect in all respects, and the Borrower hereby reaffirms its obligations under the Credit Agreement, as amended by this Amendment, and each of the other Loan
Documents. The Borrower hereby waives any claim, cause of action, defense, counterclaim, setoff or recoupment of any kind or nature that it may assert against the Bank arising from or in connection with the Credit Agreement, as amended by this
Amendment, any of the Loan Documents, or the transactions contemplated thereby or hereby that exist on the date 

  

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hereof or arise from facts or actions occurring prior hereto or on the date hereof. Nothing contained in this Amendment shall be construed to constitute a
novation with respect to the obligations described in the Credit Agreement. 
 6. All references to the Credit Agreement in any of the Loan
Documents, or any other documents or instruments that refer to the Credit Agreement, shall be deemed to be references to the Credit Agreement as amended by this Amendment. 
 7. This Amendment shall be construed in accordance with and governed by the laws of the Commonwealth of Virginia. 
 8. Any Dispute arising out of or related to this Amendment or any of the other Loan Documents shall be resolved by binding arbitration as provided in
Section 9.07 of the Credit Agreement. TO THE FULLEST EXTENT PERMITTED BY LAW, THE PARTIES HERETO HEREBY IRREVOCABLY WAIVE THEIR RESPECTIVE RIGHTS TO A JURY TRIAL WITH RESPECT TO ANY DISPUTE. 
 9. This Amendment may be executed in any number of counterparts, each of which shall be an original, but all of which taken together shall constitute one
and the same instrument. 
 10. This Amendment shall be binding upon and inure to the benefit of the parties hereto and their respective
successors and assigns. The Borrower shall not have the right to assign any of its rights or obligations under or delegate any of its duties under the Credit Agreement, as amended by this Amendment, or any of the other Loan Documents. 
 11. The Borrower hereby agrees that it will pay on demand all out-of-pocket expenses incurred by the Bank in connection with the preparation of this
Amendment and all other related documents, including but not limited to the fees and disbursements of counsel for the Bank. 
 12. This
Amendment represents the final agreement between the Borrower and the Bank with respect to the subject matter hereof, and may not be contradicted, modified or supplemented in any way by evidence of any prior or contemporaneous written or oral
agreements of the Borrower and the Bank. 
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 IN WITNESS WHEREOF, the Borrower and the Bank have caused this Amendment to be executed by their
duly authorized officers under seal as of the date first written above. 
  

					
	TREX COMPANY, INC.	 	
			
	By:	 	 /s/  William R. Gupp
	 	(SEAL)
	Name:	 	William R. Gupp	 	
	Title:	 	General Counsel	 	
	
	BRANCH BANKING AND TRUST COMPANY
			
	By:	 	 /s/  David A. Chandler
	 	(SEAL)
	Name:	 	David A. Chandler	 	
	Title:	 	Senior Vice President	 	


  

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