... machine 2,Water treatment equipment, 3,Ozone generator Ozone Generator for kitchen use FM-300 (CE approved) The FM-300 & 500 series ... ). They have been used as a functional unit for residential air sterilizers and for water treatment, including applying to spas, baths, small ... ) Features: Compact design with built in air pump Ready to use upon delivery Able to connect with air dryer through air ...