The International Air-Conditioning, Heating, Refrigerating Exposition (AHR Expo), which started 86 years ago as a heating and ventilation show, has grown into the event of the year for the HVACR industry. The 2018 Show will be held in Chicago, hosting more than 2,000 exhibitors and attracting crowds of 65,000 industry professionals from every state in America and 165 countries worldwide. The Show provides a unique forum for the entire HVACR industry to come together and share new products, technologies, and ideas. The AHR Expo is co-sponsored by ASHRAE and AHRI, and is held concurrently with ASHRAE’s Winter Conference.