AHR Expo, set for January 1 through February 2, 2011, in Las Vegas, offers online registration that saves attendees money.

Register online before January 4 for a $20 fee reduction and have your badge mailed to you, which means avoiding long lines at the show. AHR also is offering a no-cost exhibits only registration.

The 2011 AHR Expo will have more than 1,800 exhibitors from 30 countries. Attendees can sit in on more than 100 free product preview presentations, seminars and workshops. For more information, go to www.ahrexpo.com.