Document:

Sixth Supplemental Indenture

 Exhibit 4.7 
 SIXTH SUPPLEMENTAL INDENTURE 
 SIXTH SUPPLEMENTAL INDENTURE (this “Sixth
Supplemental Indenture”) dated as of April 9, 2011, among AMERICAN AUTOGARD LLC (the “New Guarantor”), an indirect subsidiary of RBS GLOBAL, INC. (or its successor), a Delaware corporation (the “Company”), the Company,
REXNORD LLC, a Delaware limited liability company, f/k/a REXNORD CORPORATION, a Delaware corporation (“Rexnord” and, together with the Company, the “Issuers”) and WELLS FARGO BANK, NATIONAL ASSOCIATION, a national banking
association, as trustee under the indenture referred to below (the “Trustee”). 
 W I T N E S S E T H : 

WHEREAS the Issuers and the existing Guarantors have heretofore executed and delivered to the Trustee an indenture
(as amended, supplemented or otherwise modified, the “Indenture”) dated as of July 21, 2006, providing for the issuance of the Issuers’
11 3/4% Senior Subordinated Notes due 2016 (the
“Securities”), initially in the aggregate principal amount of $300,000,000; 
 WHEREAS Section 4.11 of the
Indenture provides that under certain circumstances the Issuers are required to cause the New Guarantor to execute and deliver to the Trustee a supplemental indenture pursuant to which the New Guarantor shall unconditionally guarantee all the
Issuers’ Obligations under the Securities and the Indenture pursuant to a Guarantee on the terms and conditions set forth herein; 
 WHEREAS, for purposes of clarification, after the date of this Sixth Supplemental Indenture, the Guarantors under the Indenture will be the following entities: The Falk Service Corporation, Prager
Incorporated, PT Components, Inc., RBS Acquisition Corporation, RBS China Holdings, L.L.C., Rexnord Industries, LLC, Rexnord International Inc., Rexnord-Zurn Holdings, Inc. (formerly Jacuzzi Brands, Inc.), OEI, Inc., OEP, Inc., Krikles, Inc., Zurco,
Inc., Zurn International, Inc. (formerly Zurn (Cayman Islands), Inc.), Zurn Pex, Inc., Environmental Energy Company, HL Capital Corp., Sanitary-Dash Manufacturing Co., Inc., Zurn Industries, LLC, GA Industries Holdings, LLC, GA Industries, LLC,
Rodney Hunt Company, Inc., and American Autogard LLC; and 
 WHEREAS pursuant to Section 9.01 of the Indenture, the Trustee
and the Issuers are authorized to execute and deliver this Sixth Supplemental Indenture; 
 NOW THEREFORE, in consideration of
the foregoing and for other good and valuable consideration, the receipt of which is hereby acknowledged, the New Guarantor, the Issuers and the Trustee mutually covenant and agree for the equal and ratable benefit of each other and the holders of
the Securities as follows: 
 1. Defined Terms. As used in this Sixth Supplemental Indenture, terms defined in the
Indenture or in the preamble or recital hereto are used herein as therein defined, except that the term “Holders” in this Guarantee shall refer to the term “Holders” as defined in the Indenture and the Trustee acting on behalf of
and for the benefit of such Holders. The words “herein,” “hereof” and “hereby” and other words of similar import used in this Sixth 

 
Supplemental Indenture refer to this Sixth Supplemental Indenture as a whole and not to any particular section hereof. 
 2. Agreement to Guarantee. The New Guarantor hereby agrees, jointly and severally with all existing Guarantors, to unconditionally guarantee the Issuers’ Obligations under the Securities
and the Indenture on the terms and subject to the conditions set forth in Articles 11 and 12 of the Indenture and to be bound by all other applicable provisions of the Indenture and the Securities and to perform all of the obligations and agreements
of a Guarantor under the Indenture.
 3. Notices. All notices or other communications to the New Guarantor shall be
given as provided in Section 13.02 of the Indenture. 
 4. Ratification of Indenture; Supplemental Indentures Part of
Indenture. Except as expressly amended hereby, the Indenture is in all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect. This Sixth Supplemental Indenture shall
form a part of the Indenture for all purposes, and every holder of Securities heretofore or hereafter authenticated and delivered shall be bound hereby. 
 5. Governing Law. THIS SIXTH SUPPLEMENTAL INDENTURE SHALL BE GOVERNED BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK, WITHOUT REGARD TO PRINCIPLES OF CONFLICTS OF
LAW. 
 6. Trustee Makes No Representation. The Trustee makes no representation as to the validity or
sufficiency of this Sixth Supplemental Indenture. 
 7. Counterparts. The parties may sign any number of copies of
this Sixth Supplemental Indenture. Each signed copy shall be an original, but all of them together represent the same agreement. 
 8. Effect of Headings. The Section headings herein are for convenience only and shall not effect the construction thereof. 

[SIGNATURE PAGE FOLLOWS.] 

 IN WITNESS WHEREOF, the parties hereto have caused this Sixth Supplemental Indenture to be
duly executed as of the date first above written. 
  

			
	AMERICAN AUTOGARD LLC
		
	BY:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	RBS GLOBAL, INC.
		
	BY:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	REXNORD LLC
		
	BY:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	WELLS FARGO BANK, NATIONAL ASSOCIATION, AS TRUSTEE
		
	BY:	 	/S/ GREGORY S. CLARKE
		 	Name: Gregory S. Clarke
		 	Title: Vice PresidentFirst Supplemental Indenture

 Exhibit 4.11 
 FIRST SUPPLEMENTAL INDENTURE 
 FIRST SUPPLEMENTAL INDENTURE (this “First
Supplemental Indenture”) dated as of April 9, 2011, among AMERICAN AUTOGARD LLC (the “New Guarantor”), an indirect subsidiary of RBS GLOBAL, INC. (or its successor), a Delaware corporation (the “Company”), the Company,
REXNORD LLC, a Delaware limited liability company (“Rexnord” and, together with the Company, the “Issuers”), the existing guarantors (the “Guarantors”) under the Indenture (as defined below), and WELLS FARGO BANK,
NATIONAL ASSOCIATION, a national banking association, as trustee under the indenture referred to below (the “Trustee”). 
 W I T N E S S E T H : 
 WHEREAS, the Issuers and the existing
Guarantors have heretofore executed and delivered to the Trustee an indenture (as amended, supplemented or otherwise modified, the “Indenture”) dated as of April 28, 2010, providing for the issuance of the Issuers’
8 1/2% Senior Notes due 2018 (the
“Securities”), initially in the aggregate principal amount of $1,145,000,000; 
 WHEREAS, Section 4.11 of
the Indenture provides that under certain circumstances the Issuers are required to cause the New Guarantor to execute and deliver to the Trustee a supplemental indenture pursuant to which the New Guarantor shall unconditionally guarantee all the
Issuers’ Obligations under the Securities and the Indenture pursuant to a Guarantee on the terms and conditions set forth herein; 
 WHEREAS, for purposes of clarification, after the date of this First Supplemental Indenture, the Guarantors under the Indenture will be the following entities: The Falk Service Corporation, Prager
Incorporated, PT Components, Inc., RBS Acquisition Corporation, RBS China Holdings, L.L.C., Rexnord Industries, LLC, Rexnord International Inc., Rexnord-Zurn Holdings, Inc., OEI, Inc., OEP, Inc., Krikles, Inc., Zurco, Inc., Zurn International, Inc.,
Zurn Pex, Inc., Environmental Energy Company, HL Capital Corp., Sanitary-Dash Manufacturing Co., Inc., Zurn Industries, LLC, GA Industries Holdings, LLC, GA Industries, LLC, Rodney Hunt Company, Inc., and American Autogard LLC; and 

WHEREAS, pursuant to Section 9.01 of the Indenture, the Trustee, the Issuers and the existing Guarantors are authorized to execute
and deliver this First Supplemental Indenture. 
 NOW THEREFORE, in consideration of the foregoing and for other good and
valuable consideration, the receipt of which is hereby acknowledged, the New Guarantor, the Issuers and the Trustee mutually covenant and agree for the equal and ratable benefit of each other and the holders of the Securities as follows: 

1. Defined Terms. As used in this First Supplemental Indenture, terms defined in the Indenture or in the preamble or recital
hereto are used herein as therein defined, except that the term “Holders” in this Guarantee shall refer to the term “Holders” as defined in the Indenture and the Trustee acting on behalf of and for the benefit of such Holders.
The words “herein,” “hereof” and “hereby” and other words of similar import used in this First Supplemental Indenture refer to this First Supplemental Indenture as a whole and not to any particular section hereof.

 2. Agreement to Guarantee. The New Guarantor hereby agrees, jointly and severally with all existing Guarantors, to
unconditionally guarantee the Issuers’ Obligations 

 
under the Securities and the Indenture on the terms and subject to the conditions set forth in Article 11 of the Indenture and to be bound by all other applicable provisions of the Indenture and
the Securities and to perform all of the obligations and agreements of a Guarantor under the Indenture. 
 3. Notices.
All notices or other communications to the New Guarantor shall be given as provided in Section 13.02 of the Indenture. 

4. Ratification of Indenture; Supplemental Indentures Part of Indenture. Except as expressly amended hereby, the Indenture is in
all respects ratified and confirmed and all the terms, conditions and provisions thereof shall remain in full force and effect. This First Supplemental Indenture shall form a part of the Indenture for all purposes, and every holder of Securities
heretofore or hereafter authenticated and delivered shall be bound hereby. 
 5. Governing Law. THIS FIRST SUPPLEMENTAL
INDENTURE SHALL BE GOVERNED BY, AND CONSTRUED IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK, WITHOUT REGARD TO PRINCIPLES OF CONFLICTS OF LAW. 
 6. Trustee Makes No Representation. The Trustee makes no representation as to the validity or sufficiency of this First Supplemental Indenture. 

7. Counterparts. The parties may sign any number of copies of this First Supplemental Indenture. Each signed copy shall be an
original, but all of them together represent the same agreement. 
 8. Effect of Headings. The Section headings herein
are for convenience of reference only and shall not effect the construction thereof. 
 [SIGNATURE PAGE FOLLOWS.] 

 IN WITNESS WHEREOF, the parties hereto have caused this First Supplemental Indenture to be
duly executed as of the date first above written. 
  

			
	AMERICAN AUTOGARD LLC
		
	By:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	RBS GLOBAL, INC.
		
	By:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	REXNORD LLC
		
	By:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary

 
			
	 THE FALK SERVICE CORPORATION
 PRAGER INCORPORATED
 PT COMPONENTS, INC.
 RBS ACQUISITION CORPORATION
 RBS CHINA HOLDINGS, L.L.C.

REXNORD INDUSTRIES, LLC
 REXNORD INTERNATIONAL
INC.
 REXNORD-ZURN HOLDINGS, INC.
 OEI,
INC.
 OEP, INC.
 KRIKLES,
INC.
 ZURCO, INC.
 ZURN INTERNATIONAL,
INC.
 ZURN PEX, INC.
 ENVIRONMENTAL
ENERGY COMPANY
 HL CAPITAL CORP.

SANITARY-DASH MANUFACTURING CO., INC.
 ZURN
INDUSTRIES, LLC
 GA INDUSTRIES HOLDINGS, LLC
 GA INDUSTRIES, LLC
 RODNEY HUNT COMPANY, INC.

		
	By:	 	/S/ PATRICIA M. WHALEY
		 	Name: Patricia M. Whaley
		 	Title: Vice President, General Counsel & Secretary
	
	WELLS FARGO BANK, NATIONAL ASSOCIATION, AS TRUSTEE
		
	By:	 	/S/ GREGORY S. CLARKE
		 	Name: Gregory S. Clarke
		 	Title: Vice President

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