Rheem Water Heaters has announced that it will be returning to the AHR Expo® after a two-year absence. The water heater division will join its two sister divisions of the Rheem Manufacturing Co.--Rheem Air Conditioning and Raypak--in mounting a 2,000-sq.-ft. exhibit at AHR Expo 2004. Rheem's Eclipse(TM) heavy duty commercial electric water heater and Xtreme(TM) heavy duty commercial gas water heater will be on display at the expo.