EXHIBIT 99.1

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

         I, Daniel T. Hendrix, Chief Executive Officer of Interface, Inc. (the
"Company"), certify, pursuant to 18 U.S.C.ss.1350 as adopted by ss.906 of the
Sarbanes-Oxley Act of 2002, that:

(1)      the Annual Report on Form 10-K of the Company for the annual period
         ended December 29, 2002 (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 26, 2003



                                                     /s/ Daniel T. Hendrix
                                                     -----------------------
                                                     Daniel T. Hendrix
                                                     Chief Executive Officer


A signed original of this written statement required by Section 906 has been
provided to Interface, Inc. and will be retained by Interface, Inc. and
furnished to the Securities and Exchange Commission or its staff upon request.