Consent of Independent Auditors

We consent to the incorporation by reference in the Registration Statement (Form S-8 No. 33-51351) pertaining to the Selig Chemical Industries Retirement Plan of National Service Industries, Inc. of our report dated June 25, 2001, with respect to the financial statements of the Selig Chemical Industries Retirement Plan included in this Annual Report (Form 11-K) for the year ended December 31, 2000.

/s/ Ernst & Young LLP

Atlanta, Georgia
June 25, 2001