Exhibit 31.2



CERTIFICATION PURSUANT TO

SECTION 302 OF THE SARBANES-OXLEY ACT OF 2002

(18 U.S.C. SECTION 1350)



I, Douglas P. Fletcher, certify that:



1. I have reviewed this annual report on Form 10-K of Flow
International Corporation;



2. Based on my
knowledge, this annual report does not contain any untrue statement of a material fact or omit to state a material fact necessary to make the statements made, in light of the circumstances under which such statements were made, not misleading with
respect to the period covered by this annual report;



3. Based on my knowledge, the financial statements, and other financial information included in this annual report, fairly present in all material respects the financial condition, results of operations and cash flows of the registrant as
of, and for, the periods presented in this annual report;



4. The registrants other certifying officer and I are responsible for establishing and maintaining disclosure controls and procedures (as defined in Exchange Act Rules 13a-15 (e) and 15d-15(e)) and internal
control over financial reporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) for the registrant and have:



a) designed such disclosure controls and procedures, or caused such disclosure controls and procedures to be designed under our
supervision, to ensure that material information relating to the registrant, including its consolidated subsidiaries, is made known to us by others within those entities, particularly during the period in which this annual report is being prepared;



b) Designed such internal control over
financial reporting, or caused such internal control over financial reporting to be designed under our supervision, to provide reasonable assurance regarding the reliability of financial reporting and the preparation of financial statements for
external purposes in accordance with generally accepted accounting principles;



c) evaluated the effectiveness of the registrants disclosure controls and procedures and presented in this annual report our
conclusions about the effectiveness of the disclosure controls and procedures, as of the end of the period covered by this annual report based on such evaluation;



d) disclosed in this annual report any change in the registrants internal control over financial
reporting that occurred during the registrants most recent fiscal quarter (the registrants fourth fiscal quarter in the case of an annual report) that has materially affected, or is reasonably likely to materially affect, the
registrants internal control over financial reporting; and



5. The registrants other certifying officer and I have disclosed, based on our most recent evaluation of internal control over financial reporting, to the registrants auditors and the audit committee of
registrants board of directors (or persons performing the equivalent function):



a) all significant deficiencies and material weaknesses in the design or operation of internal control over financial reporting which are
reasonably likely to adversely affect the registrants ability to record, process, summarize and report financial information; and



b) any fraud, whether or not material, that involves management or other employees who have a significant role in the registrants
internal control over financial reporting.



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|/S/    DOUGLAS P. FLETCHER                     |  | Dated July 25, 2006
|Douglas P. FletcherPrincipal Financial Officer |  |