PENTAIR plc — Director's Dealing 2004

Oct 4, 2004

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PENTAIR INC (PNR)
CIK: 0000077360
Period of Report: 2004-10-01

Reporting Person: HOGAN RANDALL J (Director, Chairman, CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2004-10-01	Common Stock	S	6500	$34.8	Disposed	145572	Indirect
2004-10-01	Common Stock	S	1500	$34.83	Disposed	144072	Indirect
2004-10-01	Common Stock	S	1800	$34.9	Disposed	142272	Indirect
2004-10-01	Common Stock	S	200	$34.93	Disposed	142072	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	291616	Direct
Common Stock	16000	Indirect

Footnotes

F1: The reported sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 5, 2004.