Exhibit 23.1 INDEPENDENT ACCOUNTANTS' CONSENT We consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-95855) of Apogee Enterprises, Inc. of our report dated June 15, 2002, appearing in this Annual Report on Form 11-K of Apogee Enterprises, Inc. Tax Relief Investment Plan for the year ended December 31, 2001. /s/ Deloitte & Touche LLP Minneapolis, Minnesota June 28, 2002 12