RFT Frischetechnik GmbH was established in the year 1996 and has more than 15 years of expertise in ultrasonic humidification technology for the food retail sector and the fresh food industry. Since 2003, Detlev Heisinger is the sole shareholder and director of the company. More than 2.500 ultrasonic air humidifier systems have been installed in e.g. cold storage systems, ripening chambers, refrigerated trucks, refrigerated display cases, and refrigerated or non-refrigerated displays and demonstrate the competence of RFT, to develop, install and maintain these systems for tailor-made appliances. Their units are suitable for a wide range of foods (for example, fish, meat, sausages, cheese, fresh herbs, fruit & vegetables and salads). The focus is yet on the German market, but in 2003 the jump into the Italian market was successful. Meanwhile renowned brands from the food industry belong to the customer of RFT.