EXHIBIT 10.3



 Exhibit 10.3 
  
 TREX COMPANY, INC. 
 1999 STOCK OPTION AND INCENTIVE PLAN 
 PERFORMANCE AWARD AGREEMENT 
  
 Trex Company, Inc., a Delaware corporation (the “Company”), hereby
grants performance shares relating to shares of its common stock, $.01 par value (the “Stock”), to the individual named below as the Grantee, subject to the vesting conditions set forth in the attachment. Additional terms and conditions of
the grant are set forth in this cover sheet, in the attachment and in the Trex Company, Inc. 1999 Stock Option and Incentive Plan (the “Plan”). 
  
 Grant Date: March 8, 2005 
  
 Name of Grantee:
                                        
                                     
  
 Number of Performance Shares Covered by Grant:
                                 (Target Number) 
  
 Purchase Price per Share of Stock: $.01 
  
 By signing this cover sheet, you agree to all of the terms and
conditions described in the attached Agreement and in the Plan, a copy of which is available from the Company upon request. You acknowledge that you have carefully reviewed the Plan, and agree that the Plan will control in the event any provision of
this Agreement should appear to be inconsistent. 
  

			
	Grantee:	 	  


	 	 	    (Signature)
		
	Company:	 	  


	 	 	    (Signature)
	Title:	 	  



  
 Attachment 
  
 This is not a stock certificate or a negotiable
instrument. 
  
  







 TREX COMPANY, INC. 
 1999 STOCK OPTION AND INCENTIVE PLAN 
 PERFORMANCE AWARD AGREEMENT 
  

			
	Grant of Performance Shares	  	This is a grant of performance shares, subject to the terms and conditions described below (the “Performance Shares”). The number of shares of Stock, if any, that may be issued
pursuant to this grant of Performance Shares shall be determined based on the Company’s attainment as of the measurement date shown on Exhibit A (the “Measurement Date”) of the performance goals specified on attached Exhibit
A.
		
	Purchase Price	  	The Purchase Price for the shares of Stock (if any) delivered pursuant to the Performance Shares shall be deemed paid by your services to the Company.
		
	Performance Shares Non-transferability	  	Your Performance Shares may not be transferred, assigned, pledged or hypothecated, whether by operation of law or otherwise, nor may the Performance Shares be made subject to execution,
attachment or similar process.
		
	Delivery of Stock Pursuant to Performance Shares	  	Promptly following the Measurement Date, the Company will pay to you the number of Performance Shares authorized by the Compensation Committee, as described in Exhibit A. The shares of
Stock represented by Performance Shares may be issued in book entry form. If certificates are issued evidencing the shares of Stock, a certificate for all of the shares of Stock that you have earned will be delivered to you.
		
	Forfeiture of Performance Shares	  	In the event that you cease to be employed by, or provide services to, the Company or any Affiliate for any reason prior to the Measurement Date, you will forfeit all of your Performance
Shares.









			
	Withholding Taxes	  	You agree, as a condition of this award of Performance Shares, that you will make acceptable arrangements to pay any withholding or other taxes that may be due as a result of the grant of
this award or your acquisition of Stock under this award. In the event that the Company determines that any federal, state, local or foreign tax or withholding payment is required relating to this award, the Company will have the right to: (1)
require that you arrange such payments to the Company; (2) withhold such amounts from other payments due to you from the Company or any Affiliate; or (3) cause an immediate forfeiture of shares of Stock that would otherwise be delivered to you
pursuant to the this Performance Share award in an amount equal to the withholding or other taxes due.
		
	Retention Rights	  	This Agreement does not give you the right to be retained by the Company (or any Affiliates) in any capacity. The Company (and any Affiliate) reserve the right to terminate your service at
any time and for any reason.
		
	Shareholder Rights	  	You do not have any of the rights of a shareholder with respect to the Performance Shares unless and until the Stock relating to the Performance Shares has been delivered to
you.
		
	Adjustments	  	In the event of a stock split, a stock dividend or a similar change in the Stock, the number of Performance Shares covered by this grant will be adjusted (and rounded down to the nearest
whole number) as determined by the Board in accordance with the terms of the Plan.
		
	Applicable Law	  	This Agreement will be interpreted and enforced under the laws of the State of Delaware, other than any conflicts or choice of law rule or principle that might otherwise refer construction or
interpretation of this Agreement to the substantive law of another jurisdiction.
		
	The Plan	  	The text of the Plan is incorporated in this Agreement by reference. Certain capitalized terms used in this Agreement are defined in the Plan, and have the meaning set forth in the
Plan.
		
	 	  	This Agreement and the Plan constitute the entire understanding between you and the Company regarding this grant of Performance Shares. Any prior agreements, commitments or negotiations
concerning this grant are superseded.









			
	Consent to Electronic Delivery	  	The Company may choose to deliver certain statutory materials relating to the Plan in electronic form. By accepting this grant you agree that the Company may deliver the Plan prospectus and
the Company’s annual report to you in an electronic format. If at any time you would prefer to receive paper copies of these documents, as you are entitled to receive, the Company would be pleased to provide copies. Please contact the Director
of Human Resources to request paper copies of these documents.

  
 This
Performance Share grant is subject to all of the terms and conditions described above and in the Plan. 
  
  







 EXHIBIT A 
  
 PERFORMANCE GOALS AND PAYOUT PERCENTAGES 
  
  
 Measurement Date:
                    , 200     
  
 Performance Goals 
  

				
	 Three year CAGR
 Performance
Levels

	  	 Performance Shares Earned
 (Percent of Grant)

	 
	 Less than             %
	  	0	%
	         %
	  	50	%
	         %
	  	100	%
	         % or more
	  	150	%

  

	 	•	 	The Compounded Annual Growth Rate of earnings per share (“CAGR”) shall be determined by calculating the compounded annual growth between
        ’s EPS of $         and         ’s EPS. The target CAGR of
        % will be achieved if         ’s EPS is $        . 

  

	 	•	 	Notwithstanding the schedule above, a minimum of         % annual Return on Invested Capital (ROIC), averaged over fiscal years
        ,          and         , must be achieved as a condition to the payment of any performance shares.


  

	 	•	 	CAGR and ROIC may be adjusted at the discretion of the Compensation Committee to reflect extraordinary items, changes in accounting policy, or any factors that they deem
appropriate. There will be interpolation of performance share payout if CAGR is between the performance levels set forth above.