Company: MWA
Filing Date: 2025-02-27
Form Type: S-8
Source: 0001350593-25-000019
Chunk: 2

Company: Mueller Water Products, Inc.
Filing Date: 2025-02-27
Form: S-8
Chunk 2
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) (the “2016 Registration Statement,” and together with the 2006 Registration Statement, 2009 Registration Statement, and 2012 Registration Statement, the “Prior Registration Statements”).

This Registration Statement relates to securities of the same class as that to which the Prior Registration Statements relate and is submitted in accordance with General Instruction E to Form S-8 regarding Registration of Additional Securities. Pursuant to General Instruction E of Form S-8, the contents of the Prior Registration Statements are incorporated herein by reference and made part of this Registration Statement, except as amended hereby.

### SIGNATURES
Pursuant to the requirements of the Securities Act of 1933, Mueller Water Products, Inc. certifies that it has reasonable grounds to believe that it meets all of the requirements for filing on Form S-8 and has duly caused this Registration Statement to be signed on its behalf by the undersigned, thereunto duly authorized, in the City of Atlanta, State of Georgia, on February 27, 2025.

| MUELLER WATER PRODUCTS, INC. |     |                                                                                          |
| By:                          |     | /s/  Steven S. Heinrichs                                                                 |
|                              |     | Steven S. Heinrichs                                                                      |
|                              |     | Executive Vice President, Chief Financial Officer and Chief Legal and Compliance Officer |

### POWER OF ATTORNEY
Each person whose signature appears below hereby severally and individually constitutes and appoints Marietta Edmunds Zakas and Steven S. Heinrichs, each of them severally, the true and lawful attorneys and agents of each of us to execute in the name, place and stead of each of us (individually and in any capacity stated below) any and all amendments to this Registration Statement on Form S-8 and any subsequent registration statement filed by the Registrant pursuant to Rule 462(b) of the Securities Act or to Instruction E to Form S-8, in each case which relates to this Registration Statement, and all instruments necessary or advisable in connection therewith and to file the same with the SEC, each of said attorneys and agents to have the power to act with or without the others and to have full power and authority to do and perform in the name and on behalf of each of the undersigned every act whatsoever necessary or advisable to be done in the premises as fully and to all intents and purposes as any of the undersigned might or could do in person, and we hereby ratify and confirm our signatures as they may be signed by our