Exhibit 24

Power of Attorney

KNOW ALL MEN BY THESE PRESENTS that the undersigned directors of Pentair, Inc., a Minnesota corporation, hereby constitute and appoint John L. Stauch and Angela D. Lageson, or either of them, his/her attorney-in-fact and agent, with full power of substitution, for the purpose of signing on his/her behalf as a director of Pentair, Inc. the Annual Report on Form 10-K, to be filed with the Securities and Exchange Commission within the next sixty days, and to file the same, with all exhibits thereto and other supporting documents, with the Commission, granting unto such attorney-in-fact, full power and authority to do and perform any and all acts necessary or incidental to the performance and execution of the powers herein expressly granted.

Date: February 21, 2012

Signature		Title
/s/	Leslie Abi-Karam		Director
	Leslie Abi-Karam
/s/	Glynis A. Bryan		Director
	Glynis A. Bryan
/s/	Jerry W. Burris		Director
	Jerry W. Burris
/s/	T. Michael Glenn		Director
	T. Michael Glenn
/s/	Charles A. Haggerty		Director
	Charles A. Haggerty
/s/	David H. Y. Ho		Director
	David H. Y. Ho
/s/	David A. Jones		Director
	David A. Jones
/s/	Ronald L. Merriman		Director
	Ronald L. Merriman
/s/	William T. Monahan		Director
	William T. Monahan