Refresh-o-mat HD is an ultrasonic atomizer that effectively removes harmful microorganisms from automotive A/C systems. This high-performance device has the capacity to atomize up to 400 ml of cleaner fluid (with a flow rate of 383 l/h), making it suitable for disinfecting larger A/C systems on buses or trucks. Using the optional hose set, the atomizer can also be connected to a vehicle’s air ducts to give them a thorough clean.