Profile: CRS Industries, Inc. is a manufacturer of contamination control systems under the brand name of CosaTron. Our CosaTron is a unique and patented system that does not generate ozone, ionization, or high frequency interference. This system is applied in combination with an air filter to enhances the performance of the filter. Our CosaTron system includes an electrode assembly, which is located in the primary air handling unit, after the filters, before the heat transfer coils, on the suction side of the fan.