Acuity Brands to Participate in Robert W. Baird & Co. Industrial Conference.

ATLANTA -- Acuity Brands, Inc. (NYSE: AYI) today announced it will participate in the upcoming Robert W. Baird & Co. Industrial Conference being held in Chicago, Illinois, on November 8-9, 2005. Vernon J. Nagel, Chairman, President, and Chief Executive Officer of Acuity Brands, will present at the event, discussing recent business performance and other subjects of interest to investors. The presentation will take place on Tuesday, November 8, 2005 at 2:30 p.m. CT. E[acute accent]A live audio Webcast of the presentation will be available on the Company's Web site at www.acuitybrands.com. This Webcast will be archived at this site for a year. E[acute accent]Acuity Brands, Inc., with fiscal year 2005 net sales of approximately $2.2 billion, is comprised of Acuity Brands Lighting and Acuity Specialty Products. Acuity Brands Lighting is one of the world's leading providers of lighting fixtures and includes brands such as Lithonia Lighting(R), Holophane(R), Peerless(R), Hydrel(R), American Electric Lighting(R), and Gotham(R). Acuity Specialty Products is a leading provider of specialty chemicals and includes brands such as Zep(R), Zep Commercial(TM), Enforcer(R), and Selig(TM). Headquartered in Atlanta, Georgia, Acuity Brands employs approximately 10,000 people and has operations throughout North America and in Europe and Asia.