EXHIBIT 32


               CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350,
                       AS ADOPTED PURSUANT TO SECTION 906
                        OF THE SARBANES-OXLEY ACT OF 2002


Pursuant to 18 U.S.C. Section 1350, the undersigned, William A. Rainville, Chief
Executive Officer, and Thomas M. O'Brien, Chief Financial Officer, of Kadant
Inc., a Delaware corporation (the "Company"), do hereby certify, to our best
knowledge and belief, that:

The Quarterly Report on Form 10-Q for the fiscal quarter ended July 1, 2006 of
the Company fully complies with the requirements of Section 13(a) or 15(d) of
the Securities Exchange Act of 1934 and the information contained in this Annual
Report fairly presents, in all material respects, the financial condition and
results of operations of the Company.



Dated:  August 10, 2006                              /s/ William A. Rainville
                                                     ---------------------------
                                                     William A. Rainville
                                                     Chief Executive Officer



                                                     /s/ Thomas M. O'Brien
                                                     ---------------------------
                                                     Thomas M. O'Brien
                                                     Chief Financial Officer