EXHIBIT 32.2

                CERTIFICATION PURSUANT TO 18 U.S.C. SECTION 1350

         I, Patrick C. Lynch, Chief Financial Officer of Interface, Inc. (the
"Company"), certify, pursuant to 18 U.S.C. Section 1350 as adopted by Section
906 of the Sarbanes-Oxley Act of 2002, that:

(1)      the Annual Report on Form 10-K of the Company for the year ended
         December 28, 2003 (the "Report") fully complies with the requirements
         of Section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

(2)      the information contained in the Report fairly presents, in all
         material respects, the financial condition and results of operations of
         the Company.

Dated: March 8, 2004

                                             /s/ Patrick C. Lynch
                                             -----------------------------------
                                             Patrick C. Lynch
                                             Chief Financial Officer