PENTAIR plc — Director's Dealing 2006

Aug 15, 2006

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PENTAIR INC (PNR)
CIK: 0000077360
Period of Report: 2006-08-11

Reporting Person: KOURY FREDERICK S (Sr. Vice President, HR)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2006-08-11	Common Stock	P	103.789	$28.9049	Acquired	39330.974	Direct
2006-08-11	Common Stock - ESPP	P	103.788	$28.9052	Acquired	1015.649	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock - ESOP	155.7275	Indirect

Footnotes

F3: Shares purchased with voluntary contribution as permitted under the Pentair, Inc. Employee Stock Purchase and Bonus Plan. Shares acquired under this Plan are purchased over a three-day trading period. The price shown is the average purchase price over the trading period.

F2: End-of-period holdings include shares acquired under a dividend reinvestment plan in exempt transaction not required to be reported pursuant to Section 16(a).

F1: Shares purchased with voluntary contribution as permitted under the Pentair, Inc. Dividend Reinvestment Plan. Shares acquired under this Plan are purchased over a three-day trading period. The price shown is the average purchase price over the trading period.

F4: End-of-period holdings include monthly purchase(s), since the reporting person's last filed Form, under the Pentair, Inc. Employee Stock Purchase and Bonus Plan (ESPP) in exempt transaction(s) pursuant to Rule 16b-3(c); and shares acquired pursuant to a dividend reinvestment feature of the ESPP.