Document:

Exhibit 4.9

 Exhibit 4.9 

IP SECURITY AGREEMENT 

THIS INTELLECTUAL PROPERTY SECURITY AGREEMENT (this “IP Security Agreement”) is dated as of the 20th day of November, 2014, by and between TREX COMPANY, INC., a Delaware corporation (the “Debtor”); and BRANCH BANKING AND TRUST COMPANY, a North Carolina banking corporation
(“BB&T”), in its capacity as Administrative Agent under the Credit Agreement referenced below, and acting as agent for itself and the other Secured Parties (as defined in the Security Agreement, defined below) (in such capacities,
together with its successors and assigns, including any successor Administrative Agent under the Credit Agreement, the “Administrative Agent” or the “Collateral Agent”). 

Capitalized terms used and not otherwise defined herein shall have the meanings assigned to them in the Second Amended and Restated Credit
Agreement date as of even date herewith (as amended, restated, extended, supplemented or otherwise modified from time to time, the “Credit Agreement”), among the Debtor, the Lenders from time to time party thereto (collectively, the
“Lenders”), BB&T, as Administrative Agent, Swing Line Lender and Letter of Credit Issuer, and BB&T Capital Markets, as Lead Arranger. The Debtor and the Collateral Agent are also parties to a Second Amended and Restated Security
Agreement dated as of even date herewith (as amended, restated, extended, supplemented or otherwise modified from time to time, the “Security Agreement”). 

Subject to the terms of the Security Agreement, the Debtor hereby grants to the Collateral Agent, for the ratable benefit of the Secured
Parties, a continuing security interest in, lien on, assignment of and right of set-off against, all of the Debtor’s right, title and interest in and to the United States patents, patent applications, trademarks, trademark applications and
copyrights described on Schedule 1 attached hereto and made a part hereof, to secure the payment and performance of the Secured Obligations (as defined in the Security Agreement). 

This IP Security Agreement shall be construed in accordance with and governed by the laws of the Commonwealth of Virginia, except as otherwise
required by mandatory provisions of law and except to the extent that remedies provided by the laws of any jurisdiction other than Virginia are governed by the laws of such jurisdiction. 

This IP Security Agreement may be executed in any number of counterparts and by different parties hereto in separate counterparts, each of
which when so executed and delivered shall be deemed to be an original and all of which taken together shall constitute but one and the same instrument. 

The provisions of this IP Security Agreement shall be binding upon and inure to the benefit of the parties hereto and their respective
successors and assigns, except that the Debtor may not assign or otherwise transfer any of its rights or obligations hereunder. In the event of any conflict between the terms of this IP Security Agreement and the terms of the Security Agreement, the
terms of the Security Agreement shall control. 

 IN WITNESS WHEREOF, the Debtor and the Collateral Agent have caused this IP Security Agreement to
be duly executed by their duly authorized officers, all as of the date first above written. 
  

					
	TREX COMPANY, INC.
			
	By:	 	 /s/ James E. Cline
	 	(SEAL)
	Name:	 	James E. Cline	 	
	Title:	 	Senior Vice President and
		 	Chief Financial Officer

 [Signatures continue on following page] 

  

-  2  - 

					
	BRANCH BANKING AND TRUST
	COMPANY,
	  as Administrative Agent and Collateral Agent
			
	By:	 	 /s/ Matthew W. Rush
	 	(SEAL)
	Name:	 	Matthew W. Rush	 	
	Title:	 	Senior Vice President	 	

  

-  3  - 

 SCHEDULE 1 TO IP SECURITY AGREEMENT 

Registered Trademarks 
  

					
	 Trademark
	 	 Country
	 	 Registration Number

	 Lighthub
	 	US	 	4557709
	 Reveal
	 	US	 	4389534

 Trademark Applications 
  

					
	 Trademark
	 	 Country
	 	 Serial Number

	 TREX
	 	US	 	86306284
	 TREX
	 	US	 	86306281

  

-  4  -Exhibit 4.10

 Exhibit 4.10 
  

 
  

					
	FOR IMMEDIATE RELEASE	 	Contact:	    	 James Cline
 SVP & Chief Financial
Officer
 540-542-6300
  

Harriet Fried
 LHA 212-838-3777

 Trex Company Completes Debt Refinancing 

New Credit Facility Strengthens Company’s Capital Structure 

WINCHESTER, Va. – Nov. 25, 2014 – Trex Company, Inc. (NYSE: TREX), the world’s largest manufacturer of
wood-alternative decking and railing products, has completed an amendment to its senior secured credit facility. The amended cash flow lending facility, obtained through Branch, Banking and Trust Company (BB&T), Citibank, N.A. and Bank of
America, N.A., is a seasonal facility providing for a maximum principal amount of $150 million from January through June and $100 million from July through December. With more favorable borrowing rates and a maturity of November 2019, the new
facility strengthens the Company’s capital structure. 
 Trex Chairman, President and CEO Ronald W. Kaplan remarked, “Our new credit facility will
reduce our overall borrowing costs, give us additional borrowing capacity and provide the optimal capital structure to execute our strategic objectives. We view our financial profile as a competitive strength. In addition to enabling us to
capitalize on positive debt market conditions, the larger credit facility will allow us to be more capable and nimble as we pursue strategic opportunities.”

About Trex Company 
 Trex Company is the world’s
largest manufacturer of wood-alternative decking and railing, with more than 20 years of product experience. Stocked in more than 6,700 retail locations throughout the world, Trex® outdoor
living products offer a wide range of style options with fewer ongoing maintenance requirements than wood, as well as a truly environmentally responsible choice. For more information, visit trex.com.EX-10.1

 Exhibit 10.1 

AMENDMENT NO. 3 TO SENIOR 

SECURED REVOLVING CREDIT AGREEMENT 

This AMENDMENT NO. 3 (this “Amendment”), dated as of November 24, 2014, is made with respect to the Senior Secured Revolving
Credit Agreement, dated as of December 4, 2013 (as amended by that certain Amendment No. 1 to Senior Secured Revolving Credit Agreement, dated as of December 30, 2013, that certain Amendment No. 2 to Senior Secured Revolving
Credit Agreement, dated as of August 21, 2014, and as further amended, restated, supplemented or otherwise modified from time to time, the “Credit Agreement”), among SIERRA INCOME CORPORATION, a Maryland corporation (the
“Borrower”), the several banks and other financial institutions from time to time party to the Credit Agreement as lenders (the “Lenders”), ING CAPITAL LLC, as administrative agent for the Lenders under the Credit
Agreement (in such capacity, together with its successors in such capacity, the “Administrative Agent”) and, solely with respect to Section 2.8, SIC RT1 LLC, a Delaware limited liability company, and SIC AAR, LLC, a Delaware
limited liability company (collectively the “Subsidiary Guarantors”). Capitalized terms not otherwise defined herein shall have the meanings ascribed to them in the Credit Agreement (as amended hereby). 

W I T N E S S E T H: 

WHEREAS, pursuant to the Credit Agreement, the Lenders have made certain loans and other extensions of credit to the Borrower; and 

WHEREAS, the Borrower has requested that the Lenders and the Administrative Agent amend certain provisions of the Credit Agreement and the
Lenders signatory hereto and the Administrative Agent have agreed to do so on the terms and subject to the conditions contained in this Amendment. 

NOW THEREFORE, in consideration of the promises and the mutual agreements contained herein, and for other good and valuable consideration, the
receipt and sufficiency of which are hereby acknowledged, the parties hereto hereby agree as follows: 
 SECTION I AMENDMENT TO CREDIT
AGREEMENT 
 Effective as of the Effective Date (as defined below), and subject to the terms and conditions set forth below, the Credit
Agreement is hereby amended as follows: 
 (a) Section 2.06(f)(i)(B) of the Credit Agreement is hereby amended by deleting the number
“$250,000,000” therefrom and replacing it with the number “$500,000,000”. 
 (b) Section 6.01(j) of the Credit
Agreement is hereby amended by deleting the number “$250,000,000” therefrom and replacing it with the number “$500,000,000”. 

(c) Section 9.03(a) of the Credit Agreement is hereby amended by deleting the last sentence thereof and replacing it with the following:

 “Unless an Event of Default has occurred and is continuing, the Borrower shall not be responsible for the reimbursement of any fees,
costs and expenses of the Independent 

 
Valuation Provider incurred pursuant to Sections 5.06(b) and 5.12(b)(iii) in excess of the greater of (x) $200,000 or (y) .05% of the total Commitments, in each case in the
aggregate incurred for all such fees, costs and expenses in any 12-month period (the “IVP Supplemental Cap”).” 

SECTION II MISCELLANEOUS 
  

2.1. Conditions to Effectiveness of Amendment. This Amendment shall become effective as of the date (the “Effective Date”) on which the
Borrower and the Subsidiary Guarantors have satisfied each of the following conditions precedent (unless a condition shall have been waived in accordance with Section 9.02 of the Credit Agreement): 

(a) Documents. The Administrative Agent shall have received each of the following documents, each of which shall be reasonably
satisfactory to the Administrative Agent in form and substance: 
 (1) Executed Counterparts: from each party hereto, either
(1) a counterpart of this Amendment signed on behalf of such party or (2) written evidence satisfactory to the Administrative Agent (which may include telecopy transmission or electronic mail of a signed signature page to this
Amendment) that such party has signed a counterpart of this Amendment 
 (2) Corporate Documents. (w) Copies of the
organizational documents of each Obligor certified as of a recent date by the appropriate governmental official, (x) signature and incumbency certificates of the officers of such Person executing the Amendment and the other Loan Documents to
which it is a party, (y) resolutions of the board of directors or similar governing body of each Obligor approving and authorizing the execution, delivery and performance of this Amendment and the other Loan Documents to which it is a party or
by which it or its assets may be bound as of the Effective Date, certified as of the Effective Date by its secretary or an assistant secretary as being in full force and effect without modification or amendment and (z) a good standing
certificate from the applicable Governmental Authority of each Obligor’s jurisdiction of incorporation, organization or formation and in each jurisdiction in which it is qualified as a foreign corporation or other entity to do business, each
dated a recent date prior to the Effective Date. 
 (3) Other Documents. The Administrative Agent shall have received such other
documents, instruments, certificates, opinions and information as the Administrative Agent may reasonably request in form and substance satisfactory to the Administrative Agent. 

The contemporaneous exchange and release of executed signature pages by each of the Persons contemplated to be a party hereto shall render
this Amendment effective and any such exchange and release of such executed signature pages by all such persons shall constitute satisfaction or waiver (as applicable) of any condition precedent to such effectiveness set forth above. 

  
 2 

 2.2. Representations and Warranties. To induce the other parties hereto to enter into this Amendment, the
Borrower represents and warrants to the Administrative Agent and each of the Lenders that, as of the Effective Date and after giving effect to this Amendment: 

(a) This Amendment has been duly authorized, executed and delivered by the Borrower and the Subsidiary Guarantors, and constitutes a legal,
valid and binding obligation of the Borrower and the Subsidiary Guarantors enforceable in accordance with its terms. The Credit Agreement, as amended by the Amendment, constitutes the legal, valid and binding obligation of the Borrower enforceable
in accordance with its respective terms. 
 (b) The representations and warranties set forth in Article 3 of the Credit Agreement as amended
by this Amendment and the representations and warranties in each other Loan Document are true and correct in all material respects (other than any representation or warranty already qualified by materiality or Material Adverse Effect, which shall be
true and correct is all respects) on and as of the Effective Date or as to any such representations and warranties that refer to a specific date, as of such specific date, with the same effect as though made on and as of the Effective Date. 

(c) No Default or Event of Default has occurred or is continuing under the Credit Agreement. 

2.3. Counterparts. This Amendment may be executed in counterparts (and by different parties hereto on different counterparts), each of which shall
constitute an original, but all of which when taken together shall constitute a single contract. This Amendment constitutes the entire contract between and among the parties relating to the subject matter hereof and supersedes any and all previous
agreements and understandings, oral or written, relating to the subject matter hereof. Delivery of an executed counterpart of this Amendment by telecopy or electronic mail shall be effective as delivery of a manually executed counterpart of this
Amendment. 
 2.4. Payment of Expenses. The Borrower agrees to pay and reimburse the Administrative Agent for all of its reasonable and documented
out-of-pocket costs and expenses incurred in connection with this Amendment, including, without limitation, the reasonable fees, charges and disbursements of legal counsel to the Administrative Agent, (but excluding, for the avoidance of doubt, the
allocated costs of internal counsel). 
 2.5. GOVERNING LAW. THIS AMENDMENT SHALL BE CONSTRUED IN ACCORDANCE WITH AND GOVERNED BY THE LAW OF THE
STATE OF NEW YORK. 
 2.6. Incorporation of Certain Provisions. The provisions of Sections 9.01, 9.07, 9.09, 9.10 and 9.12 of the Credit Agreement
are hereby incorporated by reference with respect to Section I. 
 2.7. Effect of Amendment. Except as expressly set forth herein, this Amendment
shall not by implication or otherwise limit, impair, constitute a waiver of, or otherwise affect the rights and remedies of the Lenders, the Administrative Agent, the Collateral Agent or the Borrower or the Subsidiary Guarantors under the Credit
Agreement or any other Loan Document, and, except as expressly set forth herein, shall not alter, modify, amend or in any 

  
 3 

 
way affect any of the other terms, conditions, obligations, covenants or agreements contained in the Credit Agreement or any other Loan Document, all of which are ratified and affirmed in all
respects and shall continue in full force and effect. Nothing herein shall be deemed to entitle any Person to a consent to, or a waiver, amendment, modification or other change of, any of the terms, conditions, obligations, covenants or agreements
contained in the Credit Agreement or any other Loan Document in similar or different circumstances. This Amendment shall apply and be effective only with respect to the provisions amended herein of the Credit Agreement. Upon the effectiveness of
this Amendment, each reference in the Credit Agreement to “this Agreement,” “hereunder,” “hereof,” “herein” or words of similar import shall mean and be a reference to the Credit Agreement as amended by this
Amendment and each reference in any other Loan Document shall mean the Credit Agreement as amended hereby. This Amendment shall constitute a Loan Document. 

2.8. Consent and Affirmation. Without limiting the generality of the foregoing, by its execution hereof, each of the Borrower and the Subsidiary
Guarantors hereby to the extent applicable as of the Effective Date (a) consents to this Amendment and the transactions contemplated hereby, (b) agrees that the Guarantee and Security Agreement and each of the other Security Documents is
in full force and effect, (c) confirms its guarantee (solely in the case of the Subsidiary Guarantors) and affirms its obligations under the Guarantee and Security Agreement and confirms its grant of a security interest in its assets as
Collateral for the Secured Obligations (as defined in the Guarantee and Security Agreement), and (d) acknowledges and affirms that such guarantee and/or grant is in full force and effect in respect of, and to secure, the Secured Obligations.

 [Signature pages follow] 

  
 4 

 IN WITNESS WHEREOF, the parties hereto have caused this Amendment to be duly executed and
delivered as of the day and year first above written. 
  

			
	SIERRA INCOME CORPORATION, as Borrower
		
	By:	 	  

		 	Name:
		 	Title:
	
	SIC RT1 LLC, as Subsidiary Guarantor
		
	By:	 	  

		 	Name:
		 	Title:
	
	SIC AAR, LLC, as Subsidiary Guarantor
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	ING CAPITAL LLC, as Administrative Agent and a Lender
		
	By:	 	  

		 	Name:
		 	Title:
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	EVERBANK COMMERCIAL FINANCE, INC., as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	BLUE HILLS BANK, as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	CALIFORNIA BANK AND TRUST, as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	CITY NATIONAL BANK, as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	FIRST NIAGRA COMMERCIAL FINANCE, INC., as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

  
 [Signature Page to
Amendment No. 3] 

 
			
	KEYBANK, N.A., as a Lender
		
	By:	 	  

		 	Name:
		 	Title:

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