Air is our element. Rosenberg USA, Inc. brings you air movement innovation with Rosenberg, Ecofit and ETRI brand fans and blowers. Rosenberg air movement products are used worldwide in HVAC systems, as well as industrial and portable air conditioning, fan coils, air handling units and fan filter units, and in electronics, railway, marine, military and avionics equipment. Contact Rosenberg USA by phone at (704) 893-0883 or e-mail sales@rosenbergusa.com.