Eltech features a full line of Ozone Extraction blower efficiently removes ozone and cools electrode and silicone sleeves. An ozone Extractor Blower is a necessary a part of each Corona treatment system. The ozone Extractor Blower has two vital functions. initial of all it removes the ozone that's created within the Corona treatment process. second it's a cooling effect on the electrode and also the backing roller within the Corona treater.