AHRI — Air-Conditioning, Heating, & Refrigeration Institute — Annual Meeting; Carlsbad, CA;Nov. 16-18; ahrinet.org

AHR EXPO — Air-Conditioning, Heating, Refrigerating Exposition — Jan. 20-23, 2010, Orlando, FL;ahrexpo.com

ASHRAE — American Society of Heating, Refrigerating, and Air-Conditioning Engineers — Winter Conference, January 23-27, 2010, Orlando, FL; ashrae.org