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                                                                    EXHIBIT 10.4

                     THIRD AMENDMENT TO EMPLOYMENT AGREEMENT

      THIS THIRD AMENDMENT TO EMPLOYMENT AGREEMENT (this "AMENDMENT") is made
and entered into as of the 31st day of January, 2003, between INTERFACE, INC., a
Georgia corporation (the "COMPANY") and JOHN R. WELLS, a resident of Atlanta,
Georgia ("EXECUTIVE").

                                   BACKGROUND

      The Company and Executive entered into an Employment Agreement, dated as
of April 1, 1997, as amended by (i) the Amendment to Employment Agreement, dated
as of January 6, 1998, and (ii) the Second Amendment to Employment Agreement,
dated as of January 14, 1999 (as so amended, the "AGREEMENT"). The parties
desire to further amend the Agreement as set forth in this Amendment.

                                    AGREEMENT

      For and in consideration of the premises and the mutual covenants and
agreements contained herein, and other good and valuable consideration, the
receipt and sufficiency of which are hereby acknowledged, the parties hereto
agree as follows:

      1. Capitalized terms used in this Amendment, and not otherwise defined,
shall have the meanings assigned to such terms in the Agreement.

      2. Section 1 of the Agreement is amended by deleting the first sentence
thereof in its entirety and inserting the following two sentences in its place:

            Subject to the terms and conditions of this Agreement, Executive
      shall be employed by the Company as Senior Vice President of the Company
      (and President and Chief Executive Officer of Interface Americas, Inc.),
      and shall perform such duties and functions for the Company and its
      subsidiaries and affiliates as shall be specified from time to time by the
      Chief Executive Officer ("CEO") or Board of Directors of the Company.
      Executive accepts such employment and agrees to perform such executive
      duties as may be assigned to Executive.

      3. Section 2 of the Agreement is amended by deleting the following phrase:
", or President of Interface Americas,". Section 2 shall now read in its
entirety as follows:

            2. Duties. Executive shall devote his full business related time and
      best efforts to accomplishing such executive duties at such locations as
      may be requested by the CEO of the Company acting under authorization from
      the Board of Directors of the Company.

      4. Sections 7(a)(iv) and 7(a)(v) of the Agreement are deleted in their
entirety and the following are inserted in their place:

            (iv) "Products" - (A) carpet tile, broadloom carpet (whether
      12-foot, 6-foot or other competitive widths) and resilient textile
      flooring, and (B) specialty chemicals and
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      interior architectural products (including raised/access floors) for
      contract, commercial, institutional and residential markets and customers.

            (v) "Services" - the services Executive shall provide as a Company
      executive, and that Executive shall be prohibited from providing (whether
      as an owner, partner, employee, consultant or in any other capacity) in
      competition with the Company, in accordance with the terms of this
      Agreement, which are to manage and supervise, and to have responsibility
      for, the conduct of the business of designing, developing, manufacturing,
      purchasing for resale, marketing, selling, distributing, installing,
      maintaining and reclaiming Products, including, without limitation, (A)
      preparation of business plans, budgets and forecasts, (B) development of
      strategies for pricing of products to customers, (C) supervision of
      marketing and sale of products and customer service, (D) development of
      overall strategy for such business, (E) design and development of
      products, (F) development and maintenance of relationships with principal
      customers and suppliers, (G) employment and supervision of key executives
      and sales personnel, (H) development of plans for expansion of such
      business, including expansion through merger, acquisition, joint venture
      and other combinations and affiliations, and (I) supervision and oversight
      of manufacturing operations and quality control for Products, including
      "mass customization" production strategy and methods for reducing waste in
      the production process. Executive acknowledges that he has been informed
      of and had an opportunity to discuss with the Company the specific
      activities Executive will perform as Services and that Executive
      understands the scope of the activities constituting Services.

      5. The Agreement, as expressly amended by this Amendment, shall remain in
full force and effect in accordance with its terms and continue to bind the
parties.

      Executive has executed this Amendment, and the Company has caused this
Amendment to be executed by a duly authorized representative, as of the date
first set forth above.

                                    THE COMPANY

                                    Interface, Inc.


                                    By: /s/ Daniel T. Hendrix
                                        ---------------------------------------
                                        Daniel T. Hendrix
                                        President and Chief Executive Officer

                                    EXECUTIVE:

                                    /s/ John R. Wells
                                    -------------------------------------------
                                    John R. Wells